منابع مشابه
US legislators propose crackdown on toxic cosmetics.
cosmetics regulation, American legislators are proposing that the United States Food and Drug Administration (FDA) be given the authority to ensure that personal-care products, including cosmetics, are free of harmful ingredients and that their labels fully disclose all components. The proposed “Safe Cosmetics Act of 2011” would give FDA the authority to demand safety assessments of cosmetics i...
متن کاملBrain drain
Professor Emeritus, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, UK, [email protected] In this issue, three papers discuss the issue of the brain drain: of psychiatrists from Egypt and Nigeria, and of nurses from East Africa. They explore the complexities of professional migration and its impact on the health of populations in source and recipient countries; they a...
متن کاملBrain Drain and Brain Waste
When skilled workers migrate, they face the brain waste risk, i.e., they can end up employed as unskilled. We analyze the effects of brain waste on brain drain, resulting from low international transferability of skills. We show that this type of brain waste: (1) reduces education incentives; (2) weakens the chances for a positive self-selection; and (3) decreases the possibility of a brain gai...
متن کاملThe amazing brain drain
The CNS has long been considered an immune-privileged site as tissues grafted into the CNS are not rejected as they are in other tissues (Medawar, 1948; Billingham and Boswell, 1953; Barker and Billingham, 1977). An avalanche of evidence now suggests that this privilege is not absolute, as robust immune responses can occur in the CNS during infections and autoimmune diseases such as multiple sc...
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ژورنال
عنوان ژورنال: Nature
سال: 2020
ISSN: 0028-0836,1476-4687
DOI: 10.1038/d41586-020-02359-5