238 resultados para Mushrooms.
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"The Board of agriculture published in 1910 a small handbook containing 25 coloured plates. This ... has been for some years out of print, and the Ministry ... has decided to republish. In the present edition the nomenclature and text-matter have been brought up-to-date. Some of the old plates have been omitted ... In their place seven new plates have been inserted."--Foreword.
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The main objective of the research is to demonstrate new physiological characteristics receptors in the presence of mosquito larvae. 100 larvae of different species were collected and studied for a week in periods of 8-24 hrs. Larvae stages I, II, III and IV have photo-thermo receptors of light and heat housed in the body is divided into head, thorax and abdomen, perceive hot or cold environments, and have fibers in chest or hairs lining your body or abdomen, and a pair of antennae on the head. Stages II and III are more developed than the initial stages. They are attracted by the dark green at the bottom, a pair of eyes that perceive light and color. Have receptors proteins (RP55) that capture motion at a speed the slightest movement of waves in the water. Its nose is not well developed but have chemoreceptors. They adapt to changes in pH in alkaline media, are sensitive to chemical, thermal and mechanical changes nociceptors have electroreceptors or galvanoreceptores sensitive to electrical stimuli, have mechanoreceptors that are sensitive to touch, pain, pressure, gravity, sound. They have a GPS position that seems the guides. It is precisely in the fibers, mushrooms or bristles are recipients along with the micro villi in head, thorax and abdomen.
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El objetivo principal de la investigación es demostrar nuevas características fisiológicas como la presencia de receptores en las larvas de mosquitos. Se recolectaron 100 larvas de diferentes especies y se estudiaron por una semana en periodos de 8 a 24 hrs. Las larvas de los estadios I,II,III y IV tienen foto-termo receptores de luz y calor alojados en el cuerpo que se divide en cabeza, tórax y abdomen, perciben ambientes fríos o calientes, así como tienen fibras en tórax o pelos que recubren su cuerpo, y un par de antenas en la cabeza. Los estadios II y III son más desarrollados que las etapas iniciales. Tienen receptores proteicos RP55. Les atrae el color verde oscuro en el fondo, un par de ojos que perciben la luz y color con fotoreceptores. Tienen receptores RP55 de movimiento que captan a una velocidad el más mínimo movimiento de ondas en el agua. Su olfato no está muy desarrollado pero tienen quimioreceptores. Se adaptan a cambios de pH en medios alcalinos, tienen nociceptores sensibles a cambios químicos, térmicos y mecánicos, tienen galvanoreceptores o electroreceptores sensibles a estímulos eléctricos, tienen mecanoreceptores que son sensibles al tacto, dolor, presión gravedad, sonido. Tienen un GPS de posición que pareciera las orienta.
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A busca por hábitos alimentares saudáveis tem incentivado o estudo de novas fontes alimentares. Destacam-se os cogumelos comestíveis, como os do gênero Agaricus. Este trabalho avaliou a influência da ração semi-purificada, suplementada com o cogumelo Agaricus brasiliensis no perfil de lipídios, em ratos. Foi realizado experimento com 28 ratos machos Wistar, em 32 dias. Os animais foram separados em quatro grupos de sete dos quais o primeiro recebeu dieta AIN-93 (CAS), o segundo recebeu dieta AIN-93 adicionada de 1% de colesterol (CAS + COL) e o terceiro e o quarto grupos foram alimentados com dieta AIN-93 suplementada com cogumelos sem (COG) e com (COG + COL) adição de colesterol a 1%, respectivamente. No 32.º dia, amostras foram coletadas para análises de colesterol, triglicerídeos, colesterol hepático da gordura hepática. O estudo mostrou que Agaricus brasiliensis influenciou o perfil lipídico, diminuindo o colesterol total (-16%) e os triglicérides (- 26,9%), além de aumentar o HDL (+ 60,2%). É possível afirmar que nutrientes contidos em Agaricus brasiliensis são moduladores do perfil lipídico de ratos, diminuindo a deposição de lipídios hepáticos e aumentando a sua eliminação fecal. A curva glicêmica mostrou declínio significativo entre quinze e sessenta minutos em ratos alimentados com dieta contendo o cogumelo.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Title vignette.
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Plates separate in case.
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Mode of access: Internet.
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Descriptive text on versos facing plates.
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Descriptive text on versos facing plates.
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Mode of access: Internet.
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The mushrooms have been object of intense research in view of its potential raising of application in different sectors of the pharmacology and alimentary industry. Among diverse bioactive composites of polyssacharides nature that exist in the fungus the glucans are much searched. These are polymers of glucose and classified as the type of glicosidic linking [α, β]. Peroxisome proliferator-activated receptors (PPARs), ranscription factors belonging to the family of nuclear receptors that bind themselves o specific agonists, have shown their importance in controlling the inflammatory process. The aim of this study was to perform a chemical characterization of extract rom the mushroom Caripia montagnei, assess its antiinflammatory and antibacterial effect and determine if this effect occurs via PPAR. This mushroom is composed of carbohydrates (63.3±4.1%), lipids (21.4l±0.9%) and proteins (2.2± 0.3%). The aqueous solution resulting from the fractionation contained carbohydrates (98.7±3.3%) and protein (1.3±0.25%). Analyses of infrared spectrophotometry and of nuclear magnetic esonance demonstrated that the extract of mushroom C. montagnei is rich in β-glucans. In hioglycolate-induced peritonitis, the C. montagnei glucans (50 mg/kg) educed the inflammatory process in 65.5±5.2% and agonists, pharmacological igands, for PPAR: Wy-14643 (49.3±6.1%), PFOA (48.9±3.8%) and clofibrate in 45.2±3.2%. Sodium diclofenac showed a reduction of 81.65±0.6%. In the plantar edema, the glucans from C. montagnei (50 mg/kg) and L-NAME reduced the edema to a similar degree 91.4±0.3% and 92.8±0,5 %, respectively. In all the groups tested, nitric oxide (NO), an inflammation mediator, showed a significant reduction in the nitrate/nitrite levels when compared to the positive control (P<0.001). The C. montagnei glucans did not show cytotoxicity in the concentrations tested (2.5, 5.0, 10.0, 20.0 and 40.0 µg/100 µL). Antibacterial activity demonstrated that, unlike total extract, there was no inhibition of bacterial growth. The C. montagnei glucans show great potential for antiinflammatory applications. This effect suggests that it is mediated by PPAR activation and by COX and iNOS inhibition