14 resultados para 146-893A

em Helda - Digital Repository of University of Helsinki


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This study analyses the diction of Latin building inscriptions. Despite its importance, this topic has rarely been discussed before: the most substantial contribution on the subject is a short dissertation by Klaus Gast (1965) that focuses on 100 inscriptions dating mostly from the Republican period. Marietta Horster (2001) also touched upon this theme in her thesis on imperial building inscriptions. I have collected my source material in North Africa because more Latin building inscriptions dating from the Imperial period have survived there than in any other area of the Roman Empire. By means of a thorough and independent survey, I have assembled all relevant African Latin building inscriptions datable to the Roman period (between 146 BC and AD 425), 1002 texts, into a corpus. These inscriptions are all fully edited in Appendix 1; Appendix 2 contains references to earlier editions. To facilitate search operations, both are also available in electronic form. They are downloadable from the address http://www.helsinki.fi/hum/kla/htm/jatkoopinnot.htm. Chapter one is an introduction dealing with the nature of building inscriptions as source material. Chapter two offers a statistical overview of the material. The following main section of the work falls into five chapters, each of which analyses one main part of a building inscription. An average building inscription can be divided into five parts: the starting phrase opens the inscription (a dedication to gods, for example), the subject part identifies the builder, the object part describes the constructed or repaired building, the predicate part records the building activity and the supplement part offers additional information on the project (it can specify the funding, for instance). These chapters are systematic and chronological and their purpose is to register and interpret the phrases used, to analyse reasons for their use and for their popularity among the different groups of builders. Chapter eight, which follows the main section of the work, creates a typology of building inscriptions based on their structure. It also presents the most frequently attested types of building inscriptions. The conclusion describes, on a general level, how the diction of building inscriptions developed during the period of study and how this striking development resulted from socio-economic changes that took place in Romano-African society during Antiquity. This study shows that the phraseology of building inscriptions had a clear correlation both with the type of builder and with the date of carving. Private builders tended to accentuate their participation (especially its financial side) in the project; honouring the emperor received more emphasis in the building inscriptions set up by communities; the texts produced by the army were concise. The chronological development is so clear that it enables stylistic dating. At the beginning of the imperial period the phrases were clear, concrete, formal and stereotyped but by Late Antiquity they have become vague, subjective, flexible, varied and even rhetorically or poetically coloured.

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Tämän pro gradu -tutkielman tarkoituksena on edistää ja kehittää saksalaisen liedmusiikin suomennosten tutkimusta. Tutkimusaineistona on käytetty kymmentä laulua Franz Schubertin säveltämästä laulusarjasta Winterreise (1827), joka pohjautuu Wilhelm Müllerin runoihin, ja Kyllikki Solanterän suomennoksia (1960) kyseisistä lauluista. Lähtökohtana oli lähtökielinen teksti, johon suomennosta verrattiin. Hypoteesina oli, että tavulukujen merkitys liedmusiikin kääntämisessä on suurempi kuin muiden lingvististen tai semanttisten ominaisuuksien, koska musiikki ja nuotit asettavat tiukat rajat käännökselle, eikä kääntäjä voi muuttaa kappaleen musiikillista rakennetta. Sanatarkan käännöksen sijaan kääntäjän tulee pyrkiä säilyttämään kappaleen semanttinen sisältö ja tunnelma riimejä unohtamatta. Aluksi kerrotaan taustatietoja säveltäjästä, sanoittajasta, teoksesta, liedmusiikista ja kääntäjästä. Teoriaosiossa kartoitetaan, mihin kategorioihin liedtekstien kääntäminen voidaan luokitella kuuluvaksi. Analyysi pohjautuu Wittbrodtin luokitteluun (1995). Teoriaosiossa käsitellään myös ekvivalenssia, adekvaattisuutta, näennäiskäännöksiä, tyyliä, uskollisuutta alkuperäisteokselle, vapaan kääntämisen rajoja ja käännösvirheitä tutkittavasta materiaalista valikoitujen esimerkkien pohjalta. Esimerkkejä edeltää aina teoriaosuus. Varsinainen vertailuosio, jossa vertaillaan lähtö- ja kohdetekstejä, on jaettu kuuteen osioon: säe- ja säkeistöluvut, sanaluvut, tavuluvut, kirjaimien poisjättö, suorat ja epäsuorat kysymykset sekä kappaleiden nimet. Sana- ja tavulukujen eroavaisuuksista esitetään myös taulukot. Sana- ja tavulukujen kohdalla pohditaan, mistä erot johtuvat. Kaiken kaikkiaan pohditaan myös, ovatko käännösratkaisut onnistuneita, ja miten kääntäjä on niihin päätynyt. Laulettavuutta käsittelevässä osiossa esitetään ensin aikaisempia pohdintoja ja tutkimustuloksia kyseisestä aiheesta. Lopuksi teen Mannilan Blueprint-metodin (2005) mukaiset testit. Metriikkatestin teen esimerkinomaisesti yhdelle säkeistölle ja musikaalisen testin teen kaikille kymmenelle laululle. Musikaalisessa testissä analysoidaan tarkemmin lähtökielisiä säkeitä ja niiden suomenkielisiä vastineita, joiden tavuluvut eroavat toisistaan. Loppupäätelmiä edeltävässä luvussa esitetään vielä suomalaisen lauluntekijän ajatuksia sanoittamisesta. Hypoteesi tavuluvuista osoittautui oikeaksi. 146 säkeestä vain viidessä eivät lähtö- ja kohdetekstin tavuluvut olleet identtiset, mikä todistaa sen, että kääntäjä pyrkii säilyttämään kappaleen rytmin. Kääntäjä on myös säilyttänyt kappaleiden riimit, mikä vaikuttaa osaltaan rytmin säilymiseen. Sanalukujen kohdalla taas vain 16 säkeellä oli identtiset sanaluvut, mikä kertoo siitä, että niitä tärkeämpää on säilyttää kappaleen semanttinen sisältö ja tunnelma. Käännösten voidaan katsoa kuuluvan useaan kategoriaan. Kappaleiden käännökset ovat suurimmalta osin ekvivalentteja, mutta osittain ne voidaan luokitella näennäiskäännöksiksi. Tyyli ei ole säilynyt virheettömänä aivan jokaisessa käännöksessä, mutta yhtään kääntäjän puutteellisesta kieli- tai kääntämistaidosta johtuvaa käännösvirhettä kappaleissa ei ole. Suomentaja ei ole tuottanut yhtään täydellisen sanatarkkaa käännöstä, vaikka leksikaalinen ero on osittain vain hiuksenhieno. Tämä osoittaa sen, että vapaan kääntämisen aste on liedmusiikin suomennoksissa suhteellisen korkea. Kaiken kaikkiaan Solanterän käännöksiä voi pitää suhteellisen onnistuneina.

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The aim was to analyse the growth and compositional development of the receptive and expressive lexicons between the ages 0,9 and 2;0 in the full-term (FT) and the very-low-birth-weight (VLBW) children who are acquiring Finnish. The associations between the expressive lexicon and grammar at 1;6 and 2;0 in the FT children were also studied. In addition, the language skills of the VLBW children at 2;0 were analysed, as well as the predictive value of early lexicon to the later language performance. Four groups took part in the studies: the longitudinal (N = 35) and cross-sectional (N = 146) samples of the FT children, and the longitudinal (N = 32) and cross-sectional (N = 66) samples of VLBW children. The data was gathered by applying of the structured parental rating method (the Finnish version of the Communicative Development Inventory), through analysis of the children´s spontaneous speech and by administering a a formal test (Reynell Developmental Language Scales). The FT children acquired their receptive lexicons earlier, at a faster rate and with larger individual variation than their expressive lexicons. The acquisition rate of the expressive lexicon increased from slow to faster in most children (91%). Highly parallel developmental paths for lexical semantic categories were detected in the receptive and expressive lexicons of the Finnish children when they were analysed in relation to the growth of the lexicon size, as described in the literature for children acquiring other languages. The emergence of grammar was closely associated with expressive lexical growth. The VLBW children acquired their receptive lexicons at a slower rate and had weaker language skills at 2;0 than the full-term children. The compositional development of both lexicons happened at a slower rate in the VLBW children when compared to the FT controls. However, when the compositional development was analysed in relation to the growth of lexicon size, this development occurred qualitatively in a nearly parallel manner in the VLBW children as in the FT children. Early receptive and expressive lexicon sizes were significantly associated with later language skills in both groups. The effect of the background variables (gender, length of the mother s basic education, birth weight) on the language development in the FT and the VLBW children differed. The results provide new information of early language acquisition by the Finnish FT and VLBW children. The results support the view that the early acquisition of the semantic lexical categories is related to lexicon growth. The current findings also propose that the early grammatical acquisition is closely related to the growth of expressive vocabulary size. The language development of the VLBW children should be followed in clinical work.

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Pharmacogenetics deals with genetically determined variation in drug response. In this context, three phase I drug-metabolizing enzymes, CYP2D6, CYP2C9, and CYP2C19, have a central role, affecting the metabolism of about 20-30% of clinically used drugs. Since genes coding for these enzymes in human populations exhibit high genetic polymorphism, they are of major pharmacogenetic importance. The aims of this study were to develop new genotyping methods for CYP2D6, CYP2C9, and CYP2C19 that would cover the most important genetic variants altering the enzyme activity, and, for the first time, to describe the distribution of genetic variation at these loci on global and microgeographic scales. In addition, pharmacogenetics was applied to a postmortem forensic setting to elucidate the role of genetic variation in drug intoxications, focusing mainly on cases related to tricyclic antidepressants, which are commonly involved in fatal drug poisonings in Finland. Genetic variability data were obtained by genotyping new population samples by the methods developed based on PCR and multiplex single-nucleotide primer extension reaction, as well as by collecting data from the literature. Data consisted of 138, 129, and 146 population samples for CYP2D6, CYP2C9, and CYP2C19, respectively. In addition, over 200 postmortem forensic cases were examined with respect to drug and metabolite concentrations and genotypic variation at CYP2D6 and CYP2C19. The distribution of genetic variation within and among human populations was analyzed by descriptive statistics and variance analysis and by correlating the genetic and geographic distances using Mantel tests and spatial autocorrelation. The correlation between phenotypic and genotypic variation in drug metabolism observed in postmortem cases was also analyzed statistically. The genotyping methods developed proved to be informative, technically feasible, and cost-effective. Detailed molecular analysis of CYP2D6 genetic variation in a global survey of human populations revealed that the pattern of variation was similar to those of neutral genomic markers. Most of the CYP2D6 diversity was observed within populations, and the spatial pattern of variation was best described as clinal. On the other hand, genetic variants of CYP2D6, CYP2C9, and CYP2C19 associated with altered enzymatic activity could reach extremely high frequencies in certain geographic regions. Pharmacogenetic variation may also be significantly affected by population-specific demographic histories, as seen within the Finnish population. When pharmacogenetics was applied to a postmortem forensic setting, a correlation between amitriptyline metabolic ratios and genetic variation at CYP2D6 and CYP2C19 was observed in the sample material, even in the presence of confounding factors typical for these cases. In addition, a case of doxepin-related fatal poisoning was shown to be associated with a genetic defect at CYP2D6. Each of the genes studied showed a distinct variation pattern in human populations and high frequencies of altered activity variants, which may reflect the neutral evolution and/or selective pressures caused by dietary or environmental exposure. The results are relevant also from the clinical point of view since the genetic variation at CYP2D6, CYP2C9, and CYP2C19 already has a range of clinical applications, e.g. in cancer treatment and oral anticoagulation therapy. This study revealed that pharmacogenetics may also contribute valuable information to the medicolegal investigation of sudden, unexpected deaths.

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Olfaction, the sense of smell, has many important functions in humans. Human responses to odors show substantial individual variation. Olfactory receptor genes have been identified and other genes may also influence olfaction. However, the proportion of phenotypic variation in odor response due to genetic variation remains largely unknown. Little is also known about which genes modify specific responses to odors. This study aimed to elucidate genetic and environmental influences on human responses to odors. Individuals from Finnish families (n=146) and Australian (n=413), British (n=163), Danish (n=336), and Finnish (n=399) twins rated intensity and pleasantness of a set of 12 (families) or 6 (twins) odors and tried to identify the odors. In addition, the participants rated their own sense of smell and annoyance experienced with different environmental odors. The odor stimuli of a commercial smell test (The Brief Smell Identification Test; banana, chocolate, cinnamon, gasoline, lemon, onion, paint thinner, pineapple, rose, smoke, soap, and turpentine) were presented in the family study. Based on the results of the family study and a literature survey, a new set of odor stimuli (androstenone, chocolate, cinnamon, isovaleric acid, lemon, and turpentine) was designed for the twin studies. In the family sample, heritabilities of the traits were estimated and underlying genomic regions were searched using a genome-wide linkage scan. In the pooled twin sample, variation in the measured traits was decomposed into genetic and environmental components using quantitative genetic modeling. In addition, associations between nongenetic factors (e.g., sex, age, and smoking) and olfactory-related traits were explored. Suggestive evidence for a genetic linkage for pleasantness of cinnamon at a locus on chromosome 4q32.3 emerged from the family sample. High heritability for the pleasantness of cinnamon was found in the family but not the twin study. Heritability of perceived intensity of androstenone odor was determined to be ~30% in the twin sample. A strong genetic correlation between perceived intensity and pleasantness of androstenone, in the absence of any environmental correlation, indicated that only the genetic correlation explained the phenotypic correlation between the traits (r=-0.27) and that the traits were influenced by an overlapping set of genes. Self-rated olfactory function appeared to reflect the odor annoyance experienced rather than actual olfactory acuity or genetic involvement. Results from nongenetic analyses supported the speculated superiority of females' olfactory abilities, the age-related diminishing of olfactory acuity, and the influences of experience-dependent factors on odor responses. This was the first study to estimate heritabilities and perform linkage screens for individual odors. A genetic effect was detected for only a few responses to specific odors, suggesting the predominance of environmental effects in odor perceptions.

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Diet is a major player in the maintenance of health and onset of many diseases of public health importance. The food choice is known to be largely influenced by sensory preferences. However, in many cases it is unclear whether these preferences and dietary behaviors are innate or acquired. The aim of this thesis work was to study the extent to which the individual differences in dietary responses, especially in liking for sweet taste, are influenced by genetic factors. Several traits measuring the responses to sweetness and other dietary variables were applied in four studies: in British (TwinsUK) and Finnish (FinnTwin12 and FinnTwin16) twin studies and in a Finnish migraine family study. All the subjects were adults and they participated in chemosensory measurements (taste and smell tests) and filled in food behavior questionnaires. Further, it was studied, whether the correlations among the variables are mediated by genetic or environmental factors and where in the genome the genes influencing the heritable traits are located. A study of young adult Finnish twins (FinnTwin16, n=4388) revealed that around 40% of the food use is attributable to genetic factors and that the common, childhood environment does not affect the food use even shortly after moving from the parents home. Both the family study (n=146) and the twin studies (British twins, n=663) showed that around half of the variation in the liking for sweetness is inherited. The same result was obtained both by the chemosensory measurements (heritability 41-49%) and the questionnaire variables (heritability 31-54%). By contrast, the intensity perception of sweetness or the responses to saltiness were not influenced by genetic factors. Further, a locus influencing the use-frequency of sweet foods was identified on chromosome 16p. A closer examination of the relationships among the variables based on 663 British twins revealed that several genetic and environmental correlations exist among the different measures of liking for sweetness. However, these correlations were not very strong (range 0.06-0.55) implying that the instruments used measure slightly different aspects of the phenomenon. In addition, the assessment of the associations among responses to fatty foods, dieting behaviors, and body mass index in twin populations (TwinsUK n=1027 and FinnTwin12 n=299) showed that the dieting behaviors (cognitive restraint, uncontrolled eating, and emotional eating) mediate the relationship between obesity and diet. In conclusion, the work increased the understanding of the background variables of human eating behavior. Genetic effects were shown to underlie the variation of many dietary traits, such as liking for sweet taste, use of sweet foods, and dieting behaviors. However, the responses to salty taste were shown to be mainly determined by environmental factors and thus should more easily be modifiable by dietary education, exposure, and learning than sweet taste preferences. Although additional studies are needed to characterize the genetic element located on chromosome 16 that influences the use-frequency of sweet foods, the results underline the importance of inherited factors on human eating behavior.

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Contamination of urban streams is a rising topic worldwide, but the assessment and investigation of stormwater induced contamination is limited by the high amount of water quality data needed to obtain reliable results. In this study, stream bed sediments were studied to determine their contamination degree and their applicability in monitoring aquatic metal contamination in urban areas. The interpretation of sedimentary metal concentrations is, however, not straightforward, since the concentrations commonly show spatial and temporal variations as a response to natural processes. The variations of and controls on metal concentrations were examined at different scales to increase the understanding of the usefulness of sediment metal concentrations in detecting anthropogenic metal contamination patterns. The acid extractable concentrations of Zn, Cu, Pb and Cd were determined from the surface sediments and water of small streams in the Helsinki Metropolitan region, southern Finland. The data consists of two datasets: sediment samples from 53 sites located in the catchment of the Stream Gräsanoja and sediment and water samples from 67 independent catchments scattered around the metropolitan region. Moreover, the sediment samples were analyzed for their physical and chemical composition (e.g. total organic carbon, clay-%, Al, Li, Fe, Mn) and the speciation of metals (in the dataset of the Stream Gräsanoja). The metal concentrations revealed that the stream sediments were moderately contaminated and caused no immediate threat to the biota. However, at some sites the sediments appeared to be polluted with Cu or Zn. The metal concentrations increased with increasing intensity of urbanization, but site specific factors, such as point sources, were responsible for the occurrence of the highest metal concentrations. The sediment analyses revealed, thus a need for more detailed studies on the processes and factors that cause the hot spot metal concentrations. The sediment composition and metal speciation analyses indicated that organic matter is a very strong indirect control on metal concentrations, and it should be accounted for when studying anthropogenic metal contamination patterns. The fine-scale spatial and temporal variations of metal concentrations were low enough to allow meaningful interpretation of substantial metal concentration differences between sites. Furthermore, the metal concentrations in the stream bed sediments were correlated with the urbanization of the catchment better than the total metal concentrations in the water phase. These results suggest that stream sediments show true potential for wider use in detecting the spatial differences in metal contamination of urban streams. Consequently, using the sediment approach regional estimates of the stormwater related metal contamination could be obtained fairly cost-effectively, and the stability and reliability of results would be higher compared to analyses of single water samples. Nevertheless, water samples are essential in analysing the dissolved concentrations of metals, momentary discharges from point sources in particular.

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Breast cancer is the most common form of potentially fatal cancer in women in the Western world. Better understanding of the breast cancer disease process together with developments in treatments have led to improved survival and reduced risk of recurrence, significantly influencing the acceptance of breast reconstructions as part of breast cancer treatment. Skin-sparing mastectomy followed by immediate breast reconstruction has proved superior to other forms of breast reconstruction in terms of aesthetic outcome. However, due to the relatively recent introduction of skin-sparing mastectomy concerns on the surgical and oncological safety of the operation persist. The aim of the present study is to evaluate the surgical and oncological safety of skin-sparing mastectomy and immediate breast reconstruction in a consecutive patient series with ensuing follow-up. Subsequent aims of the study are to examine possibilities of reducing surgical complications of the operation and to assess the feasibility of sentinel node biopsy together with immediate breast reconstruction. The study population comprises a consecutive series of patients having undergone skin-sparing mastectomy followed by immediate breast reconstruction at the Helsinki University Central Hospital between 1992 and 2006. In Study I, the hospital records of 207 patients, operated between 1992 and 2001, were analyzed for surgical complications and recurrences of breast cancer during follow-up. In Study II, 60 consecutive patients were randomized into either conventional diathermy or radiofrequency coagulation groups to examine possibilities of reducing skin-flap complications. Study III consists of 62 consecutive breast cancer patients evaluated for the feasibility of sentinel node biopsy simultaneously with immediate breast reconstruction. In Study IV, hospital records were analyzed to examine local recurrence of breast cancer in a consecutive series of 146 patients with Stage I or II disease. Post-operative complications in Study I included native skin-flap necrosis (10.1%), hematoma (10.1%), anastomose thrombosis (5.3%), infection (3.4%), hernia (2.6%) and loss of one microvascular flap (0.7%). The Stage I and II patients in Study IV had a local recurrence rate of 2.7%, an isolated regional lymph node recurrence rate of 2.1% and a systemic recurrence rate of 2.7%, during a mean follow-up time of 51 months. The Stage III patients in study I had a locoregional recurrence rate of 31.3% during follow-up. Radiofrequency coagulation in Study II did not decrease skin-flap complications when compared with conventional diathermy. An increased skin-flap complication rate in Study II was associated with smoking and the type of skin incision used. In Study III, eleven patients had tumor positive sentinel nodes, nine of which were detected intraoperatively. Skin-sparing mastectomy followed by immediate breast reconstruction is a safe procedure both surgically and oncologically, especially for early stage breast cancer. Tennis racket type incision is associated with an increased skin-flap complication rate. Sentinel node biopsy with intraoperative assessment of sentinel node metastases is feasible in patients undergoing immediate breast reconstruction.

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Wood-degrading fungi are able to degrade a large range of recalcitrant pollutants which resemble the lignin biopolymer. This ability is attributed to the production of lignin-modifying enzymes, which are extracellular and non-specific. Despite the potential of fungi in bioremediation, there is still an understanding gap in terms of the technology. In this thesis, the feasibility of two ex situ fungal bioremediation methods to treat contaminated soil was evaluated. Treatment of polycyclic aromatic hydrocarbons (PAHs)-contaminated marsh soil was studied in a stirred slurry-phase reactor. Due to the salt content in marsh soil, fungi were screened for their halotolerance, and the white-rot fungi Lentinus tigrinus, Irpex lacteus and Bjerkandera adusta were selected for further studies. These fungi degraded 40 - 60% of a PAH mixture (phenanthrene, fluoranthene, pyrene and chrysene) in a slurry-phase reactor (100 ml) during 30 days of incubation. Thereafter, B. adusta was selected to scale-up and optimize the process in a 5 L reactor. Maximum degradation of dibenzothiophene (93%), fluoranthene (82%), pyrene (81%) and chrysene (83%) was achieved with the free mycelium inoculum of the highest initial biomass (2.2 g/l). In autoclaved soil, MnP was the most important enzyme involved in PAH degradation. In non-sterile soil, endogenous soil microbes together with B. adusta also degraded the PAHs extensively, suggesting a synergic action between soil microbes and the fungus. A fungal solid-phase cultivation method to pretreat contaminated sawmill soil with high organic matter content was developed to enhance the effectiveness of the subsequent soil combustion. In a preliminary screening of 146 fungal strains, 28 out of 52 fungi, which extensively colonized non-sterile contaminated soil, were litter-decomposing fungi. The 18 strains further selected were characterized by their production of lignin-modifying and hydrolytic enzymes, of which MnP and endo-1,4-β-glucanase were the main enzymes during cultivation on Scots pine (Pinus sylvestris) bark. Of the six fungi selected for further tests, Gymnopilus luteofolius, Phanerochaete velutina, and Stropharia rugosoannulata were the most active soil organic matter degraders. The results showed that a six-month pretreatment of sawmill soil would result in a 3.5 - 9.5% loss of organic matter, depending on the fungus applied. The pretreatment process was scaled-up for a 0.56 m3 reactor, in which perforated plastic tubes filled with S. rugosoannulata growing on pine bark were introduced into the soil. The fungal pretreatment resulted in a soil mass loss of 30.5 kg, which represents 10% of the original soil mass (308 kg). Despite the fact that Scots pine bark contains several antimicrobial compounds, it was a suitable substrate for fungal growth and promoter of the production of oxidative enzymes, as well as an excellent and cheap natural carrier of fungal mycelium. This thesis successfully developed two novel fungal ex situ bioremediation technologies and introduce new insights for their further full-scale application. Ex situ slurry-phase fungal reactors might be applied in cases when the soil has a high water content or when the contaminant bioavailability is low; for example, in wastewater treatment plants to remove pharmaceutical residues. Fungal solid-phase bioremediation is a promising remediation technology to ex situ or in situ treat contaminated soil.

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Pro gradu -työssä tarkastelen tšekin ja suomen kielessä esiintyviä eläinten nimityksistä johdettuja fraseologisia ilmauksia ja sanontoja. Eläinfraseologia muodostaa kielessä keskeisen osan, jolle ovat tyypillisiä voimakas tunnelataus, rajoittunut, sovinnainen käyttö ja puhekielenomaisuus. Tarkastelen eläinilmauksia morfologisesti ja semanttis-leksikaalisesti, mutta muitakin piirteitä esiintyy. Vertailen kumpaakin kieltä ja selvitän kielten fraasien, idiomien ja muiden sanontojen yhtäläisyyksiä ja eroja. Sanonnat (ynnä johdokset ja sanaparit) jaan neljään eri ryhmään seuraavasti: 1. kummassakin kielessä olevat samanlaiset ilmaukset, 2. kummassakin kielessä olevat osittain samanlaiset ilmaukset, 3. tsekkiläiset ilmaukset ja 4. suomalaiset ilmaukset. Työni materiaali on peräisin tsekkiläisistä, suomalaisista ja muunkielisistä sanakirjoista (lähinnä fraseologisista). Selvittelen erityisesti keskeisimpien kotieläinten nimistä (koira, kissa, hevonen, lehmä, lammas, sika, kana), joidenkin muiden eläinten nimistä (karhu, susi, karppi, käärme) ja joidenkin ulkomaisten eläinten nimistä (leijona, elefantti, apina) johdettuja fraseologisia ilmauksia. Materiaali käsittää yhteensä 145 eri eläintä, 163 eläimen nimitystä ja 585 eläinilmausta. Aineistoni pohjalta voi todeta, että tšekin ja suomen kielessä on yllättävän paljon samantyyppisiä eläinilmauksia, vaikka kielet poikkeavat huomattavasti toisistaan. Korpuksessani olevista ilmauksista on täysin symmetrisiä 119/20,3 %, osittain samanlaisia (epäsymmetrisiä) 127/21,7 %, pelkästään tsekkiläisiä 161/27,5 % ja pelkästään suomalaisia 146/25,0 %. Sanaparit ja sananlaskut, joita käsittelin erillisenä ryhmänä (32 kpl) muodostivat aineistosta 5,5 % (niistäkin löytyi yhtäläisyyksiä). Yleisimmin esiintyvät eläimet ovat koira ja kissa. Koira on kuitenkin tšekin fraseologiassa yleisempi eläin kuin suomessa, jossa taas kissa on yleisimmin esiintyvä eläimen nimi. Yleisiä ovat myös mm. hevonen, sika, lintu, kala ja kana. Karitsa, hanhi ja vuohi esiintyvät paljon useammin tšekin fraseologiassa, suomessa esiintyy taas usein sika silloin, kun tšekissä on porsas. Joillakin eläinten nimillä on selvästi negatiivisempi tunnelataus (susi, käärme) kuin toisilla (koira, kissa). Toisin kuin suomessa, kissa on tšekissä valheellinen, vuohi herkuttelee, pöllö ja apina edustavat viisautta ja oppivaisuutta ja kovakuoriainen hellyttää. Yhteisiä eläinten nimityksiä kummassakin kielessä on aineistossani 106/163 (65,03 %). Tšekin fraseologiassa on lähes kaksi kertaa enemmän (37/163 = 22,7 %) sellaisia eläinten nimiä, joita ei esiinny suomen fraseologiassa verrattuna pelkästään suomen fraseologiassa esiintyviin eläinten nimiin (20/163 = 12,27 %). Pelkästään tšekissä esiintyviä eläimiä ovat mm. lumikko, majava, murmeli, mäyrä, näätä ja riikinkukko; pelkästään suomen fraseologiassa esiintyvät puolestaan mm. kiiski, muikku, peippo, poro, sopuli ja telkkä. Vertauskuvat ovat kummassakin kielessä erittäin tyypillisiä. Eläinten nimet viittaavat useimmiten ihmisen kielteisiin luonteenpiirteisiin tai ominaisuuksiin (mazaný jako liška ja viekas kuin kettu). Aineistoni pohjalta vaikuttaa siltä, että tšekissä on enemmän vaihtoehtoisia ja eri eläinten lajeista muodostettuja ilmauksia (mm. lintu- ja kalalajeista). Kummassakin kielessä on myös huudahduslauseita (Ty jsi ale liška pod itá! ja Senkin vanha kettu!), kansainvälisiä ilmauksia (jádro pudla ja villakoiran ydin) ja ns. petollisia ystäviä toisiaan erehdyttävästi muistuttavia, mutta eri asiaa merkitseviä sanontoja (tsekin kočičí život kissanelämä tarkoittaa ´sitkeähenkisyyttä´ − ei suomen kissanpäiviä). Kansallisista erityispiirteistä ovat esimerkkeinä mm. tšekin ilmaus mít se jako husa o Martině "voida kuin hanhi Martinpäivänä" (suomeksi ´voida kurjasti´; viittaus Martinpäivän hanhensyömisperinteeseen) tai suomen ilmaukset kuin hyttysen liraus Itämereen ja sopulilauma.

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During recent years the commercialisation of sex has increased and intensified both locally and globally. This thesis explores the commercialisation of bodies, sex and sexualities, particularly the sex trade, and the impact of rapidly evolving information and communication technologies on this globalising trade. The main focus of this work is on the policies, discourses and policy developments in the area especially in the Finnish context. The study is based on multidisciplinary theoretical sources through which the framework of multiple linkages relevant to the commercialisation of sex is conceptualised. The sex trade functions through a web of intersecting linkages of a substantive, economic, organisational, temporal, spatial, cultural, technological, as well as of legislative and policy nature. This framework of linkages forms the basis for the analysis of the main empirical data, namely qualitative interviews with thirty key managers and professionals, who are responsible for the preparation and implementation of policies on commercial sex. In addition, the thesis addresses the policies and policy practices on the sex trade through the analysis of national and international policy instruments. In addition to analysing the processes of the commercialisation of sex and its effects, the study also discusses their further implications for organisational policy-making, research, and society more generally. The thesis thus seeks to contribute to practice, research and theory on gender, management and organisations.

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The objective of this paper is to investigate the pricing accuracy under stochastic volatility where the volatility follows a square root process. The theoretical prices are compared with market price data (the German DAX index options market) by using two different techniques of parameter estimation, the method of moments and implicit estimation by inversion. Standard Black & Scholes pricing is used as a benchmark. The results indicate that the stochastic volatility model with parameters estimated by inversion using the available prices on the preceding day, is the most accurate pricing method of the three in this study and can be considered satisfactory. However, as the same model with parameters estimated using a rolling window (the method of moments) proved to be inferior to the benchmark, the importance of stable and correct estimation of the parameters is evident.

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While previous research has helped to improve our understanding of corporate governance and boards of directors, less is known about the factors that affect boards’ tasks and roles and directors’ motivation and engagement. This requires knowledge of how board decisions are being made and the internal and external factors that affect the decision-making process. Large inferential leaps have been made from board demographics to firm performance with equivocal results. This thesis concentrates on how the institutional, behavioral and social identification factors impact the enactment of board roles and tasks. Data used in this thesis were collected in 2009 through a mailed survey to Finnish large and middle-sized corporations. The findings suggest that firstly, the national context of an organization is reflected in board roles and shapes how and for what reasons the board roles are carried out; secondly, the directors’ human and external social capital invariably impacts their engagement in board tasks and that conflicts among directors moderate those relationships; finally, directors’ identification with the organization, its shareholders and its customers affect the directors’ involvement in board tasks. By addressing the impact of organisational context, board-internal behaviour and social identification of board members on board roles and tasks, this thesis firstly complements the shareholder supremacy view as the only reason for the board’s involvement with specific tasks; secondly questions the existence of the board as separate from its institutional context; and thirdly questions the view that a board is a ‘black box’, subject to a selection of input demographic variables and producing quantifiable results. The thesis demonstrates that boards are complex organisational bodies, which involve much interaction among board members. Director behaviour and its influence on board decision making is an important determinant of board tasks and boards are likely subjected to inter-group tensions and are susceptible to the influence of internal and external social forces.

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Tutkimuksessa arvioitiin Sinerem-rautananopartikkelivarjoaineen soveltuvuutta aivovaltimoaneurysmiin liittyvän tulehdusreaktion kuvantamiseen. Tutkimuksessa tarkasteltiin 17 kokeellista rotan aivovaltimoaneurysmamallia. Eläimet jaettiin 9 ja 7 rotan sarjoihin, joista 9 rotan sarjasta kaikki ja 7 rotan sarjasta 3 satunnaistettua eläintä saivat varjoainetta. Kaikki eläimet kuvattiin ennen ja jälkeen varjoaineruiskutuksen ja kuvista arvioitiin varjoaineen aiheuttamaa artefaktaa. 7 rotan sarja kuvattiin lisäksi ex vivo. Kaikista aneurysmista tehtiin histologisia ja immunohistokemiallisia värjäyksiä raudan ja makrofagien osoittamiseksi. 9 rotan sarjasta vain 5 oli elossa koesarjan lopussa. 7 rotan sarjasta yksi eläin kuoli kesken koesarjan. Kaikissa 9 rotan sarjan aneurysmissa havaittiin varjoaineen aiheuttamaksi sopivaa artefaktaa. 3 aneurysmassa varsinaisessa koesarjassa havaittiin vastaavaa artefaktaa ja 2 näistä oli saanut varjoainetta. 1 negatiivisessa kontrollissa havaittiin artefaktaa. Ex vivo –kuvissa ei havaittu varjoaineen aiheuttamaksi sopivaa artefaktaa. Kaikissa aneurysmissa havaittiin eri-ikäistä trombia histologiassa. Varjoaineinjektio ei liittynyt negatiivisia kontrolleja suurempaan aneurysman rautapitoisten solujen osuuteen. Tutkimuksessa ei kyetty osoittamaan rautananopartikkelivarjoaineen soveltuvuutta aneurysmaan liittyvän tulehdusreaktion kuvantamisessa. (146 sanaa)