833 resultados para Alcohol and other drugs


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Age-based discrimination in the supply of goods and services (including educational services) has only very recently been outlawed in the United Kingdom by the Equality Act 2010, the relevant sections of which have not yet been brought into force. This paper critically considers the Act and its implications, as well as the current proposal for an EU Directive on Goods and Services.The greatest immediate potential of the Equality Act lies in the general prohibition against age discrimination and the scope of the exceptions to it. The paper argues that exceptions permitting service providers to discriminate against older people (i.e. negative exceptions) should be very specifically set out in the reforming legislation.There should be no general defence to a claim of age discrimination based around the concept of ‘reasonableness’, which would not be consistently interpreted by courts and tribunals in a way that steers clear of traditional ageist assumptions and stereotyping.The paper argues that service providers should be permitted to discriminate in favour of older people (i.e. make positive exceptions) if the reason for doing do so satisfi es legislative criteria which are designed, amongst other things, to meet the particular needs of older persons or to promote social inclusion. Under this proposal, preferential treatment such as age-related concessionary fees for adult education courses and programmes would be lawful.

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Dimethylallylguanidine, also known as galegine, isolated from Galega officinalis, has been shown to have weight reducing properties in vivo. Substitution of the guanidine group with an N-cyano group and replacement of guanidine with amidine, pyrimidine, pyridine, or the imidazole moieties removed the weight reducing properties when evaluated in BALB/c mice. However, retention of the guanidine and replacement of the dimethylallyl group by a series of functionalized benzyl substituents was shown to exhibit, and in some cases significantly improve, the weight reducing properties of these molecules in BALB/c, ob/ob, and diet induced obesity (DIO) mice models. The lead compound identified, across all models, was 1-(4-chlorobenzyl)guanidine hemisulfate, which gave an average daily weight difference (% from time-matched controls; +/- SEM) of -19.7 +/- 1.0, -11.0 +/- 0.7, and -7.3 +/- 0.8 in BALB/c, ob/ob, and DIO models, respectively.

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Using data from an ongoing longitudinal study of adolescent drug use, this study examines the proportion of teenagers living with parents who are problem alcohol or drug users. Around two percent of parents report high levels of problem drinking and one per cent report problem drug use. If a broader definition of hazardous drinking is used, the proportion of teenagers exposed increases to over 15 per cent. When substance use is examined at a family level (taking account of alcohol and drug use amongst dependent children in addition to that of parents), the proportion of families experiencing some form of substance use is considerable. These findings add further support to the call for increased recognition of the needs of dependent children within adult treatment services when working with parents. Likewise, the reduction of harm to children as a result of parent substance use should be an increasingly important priority for family support services. This is likely to be achieved through the closer integration of addiction and family services.

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Acetaminophen [N-acetyl-p-aminophenol (APAP)] is the most common antipyretic/analgesic medicine worldwide. If APAP is overdosed, its metabolite, N-acetyl-p-benzo-quinoneimine (NAPQI), causes liver damage. However, epidemiological evidence has associated previous use of therapeutic APAP doses with the risk of chronic obstructive pulmonary disease (COPD) and asthma. The transient receptor potential ankyrin-1 (TRPA1) channel is expressed by peptidergic primary sensory neurons. Because NAPQI, like other TRPA1 activators, is an electrophilic molecule, we hypothesized that APAP, via NAPQI, stimulates TRPA1, thus causing airway neurogenic inflammation. NAPQI selectively excites human recombinant and native (neuroblastoma cells) TRPA1. TRPA1 activation by NAPQI releases proinflammatory neuropeptides (substance P and calcitonin gene-related peptide) from sensory nerve terminals in rodent airways, thereby causing neurogenic edema and neutrophilia. Single or repeated administration of therapeutic (15-60 mg/kg) APAP doses to mice produces detectable levels of NAPQI in the lung, and increases neutrophil numbers, myeloperoxidase activity, and cytokine and chemokine levels in the airways or skin. Inflammatory responses evoked by NAPQI and APAP are abated by TRPA1 antagonism or are absent in TRPA1-deficient mice. This novel pathway, distinguished from the tissue-damaging effect of NAPQI, may contribute to the risk of COPD and asthma associated with therapeutic APAP use.-Nassini, R., Materazzi, S., Andre, E., Sartiani, L., Aldini, G., Trevisani, M., Carnini, C., Massi, D., Pedretti, P., Carini, M., Cerbai, E., Preti, D., Villetti, G., Civelli, M., Trevisan, G., Azzari, C., Stokesberry, S., Sadofsky, L., McGarvey, L., Patacchini, R., Geppetti, P. Acetaminophen, via its reactive metabolite N-acetyl-p-benzo-quinoneimine and transient receptor potential ankyrin-1 stimulation causes neurogenic inflammation in the airways and other tissues in rodents. FASEB J. 24, 4904-4916 (2010). www.fasebj.org

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Background: Malignant pleural mesothelioma (MPM) is an uncommon disease whose incidence is increasing worldwide over the past 30 years. Surgical resection and radiotherapy represent the standard treatment in patient with resectable MPM. Chemotherapy is also necessary to reduce incidence of distant metastases, but the optimal setting of treatment (neoadjuvant, adjuvant and intrapleural) is not clarified. For the patients with unresectable MPM, the combination cisplatin and pemetrexed or ralitrexed is the standard treatment as supported by a Phase III study. Better understanding of molecular pathways involved in MPM has enabled inclusion of new drugs targeted against pathways responsible for proliferation, cell survival and angiogenesis. Objective: This review discusses the current treatment option, the specific signal pathways activated in MPM and the novel agents under evaluation in clinical trials. Methods: We use for this article abstracts, papers, oral presentations from ASCO and the website http://www.clinical-trials.gov. Results/conclusion: This review summarizes the activity of chemotherapy and of new agents under evaluation in clinical trials. The better understanding of molecular pathways activated in MPM will hopefully provide new therapeutic options for these patients in the future.

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This article suggests how the law should be reformed throughout the United Kingdom to better protect older people against inappropriate discrimination.