By H. H. BIn:Iu I. N, Ml)., K. H. KELLY, Ml)., F. L. ( oRDES, BA., N. [4. PETIU K1S, M.i)., II. Kss, MA. .ND E. L. SuIII , 1 3.A. R EPEATED leukod-yte cotnnuts from ear lol)e or flnsgertip blood made ins rapid successioni will fnequnenstiy sisow mam-ked differenuces at times varyinug -more thans 100 per censt. above or below the inuitial value)3 Many aunthorities have attributed these variatid)...

Studies on the bioavailability of As, of impacted vegetables; and As bioaccesibility in the edible parts of carrots (daucus carota), beets (beta vulgaris) and quinoa (chenopodium) growing in polluted soils thought “in vitro” gastrointestinal process; the As speciation both in the edible parts of vegetables and in their gastrointestinal extracts have been performed. Elemental analysis and As spe...

T HE Ii\’IPORTANCE OF HEMORRHAGE as a part of the acute radiations syndrome is well recogisized. Warrets’ atsd LeRoy2 cite bleeding as a major cause of death iti radiation sickmsess atnomig the Japanese exposed to atonsic bomb radiations. The frequenscy of hemorrhagic nianifestations has heens emphasized! Isy Cromikite.3 Although bleeding is a more or less coisstaist feature of the acute radiat...

Selective stopping paradigms address selectivity in controlled behavior, as subjects stop certain responses or responses to certain stimuli. The literature has discussed 2 strategies for selective stopping. First, selective stopping may prolong the stop process by adding a discrimination stage (Independent Discriminate then Stop). Second, selective stopping may involve stopping nonselectively a...