نتایج جستجو برای: regulatory science
تعداد نتایج: 645453 فیلتر نتایج به سال:
In May 2016, the Food and Drug Administration extended its tobacco regulatory authorities to other products meeting the definition of a tobacco product (Deeming Rule). This authority now includes, but is not limited to, electronic nicotine delivery systems (ENDS), such as electronic cigarettes, as well as all cigars, pipes, and hookahs (waterpipes). The FDA's Center for Tobacco Products has bee...
helicobacter pylori (h. pylori) is a gram-negative bacterium that colonizes the human stomach and affects more than half of the global human population. this microorganism shows variations in its geographical distribution and causes chronic gastritis, peptic ulcer, gastric adenocarcinoma and mucosa-associated lymphoid tissue lymphoma. the development of these clinical entities depends on the ba...
soluble forms of nonclassical human leukocyte antigen (hla)-g have recently been suggested as immunomodulatory factors in multiple sclerosis (ms). hla-g inhibits the effecter function of t cells and natural killer (nk) cells. also regulatory t cells (treg) are considered as pivotal players in ms pathogenesis. thus, we aimed to evaluate the presence of hla-g molecules and treg cells in relapsing...
The use of a DNA-based identification system (DNA barcoding) founded on the mitochondrial gene cytochrome c oxidase subunit I (COI) was investigated for updating the U.S. Food and Drug Administration Regulatory Fish Encyclopedia (RFE; http://www.cfsan.fda.gov/-frf/rfe0.html). The RFE is a compilation of data used to identify fish species. It was compiled to help regulators identify species subs...
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