Splet19. jun. 2014 · They were all CD4 + CD25 + CD127 low Foxp3 + Helios high, and of those, 29 ± 5.5% were 41BB + CD40L −, consistent with an activated Treg phenotype. 17 NK cells from 2 patients who had Treg >25% 41BB + CD40L − after thawing exhibited >90% suppression of healthy donor NK cells (supplemental Figure 1, available on the Blood Web site). SpletPb inhaled as submicron particles of Pb oxide, or Pb nitrate, were described with half-times (t 1/2) of 0.8 hours (22%), 2.5 hours (34%), 9 hours (33%), and 44 hours (12%) (Chamberlain et al. 1978). These rates are thought to represent, primarily, absorption from the bronchiolar and alveolar regions of the
Lead–lead dating - Wikipedia
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Lead Definition, Uses, Properties, & Facts Britannica
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