نتایج جستجو برای: karimirad k
تعداد نتایج: 377703 فیلتر نتایج به سال:
A randomised clinical trial was conducted to establish the effects of oral and intramuscular administration of vitamin K at birth on plasma concentrations of vitamin K1, proteins induced by vitamin K absence (PIVKA-II), and clotting factors. Two groups of about 165 healthy breast fed infants who received at random 1 mg vitamin K1 orally or intramuscularly after birth were studied at 2 weeks and...
The prothrombin of the blood is elaborated in the liver. Andrus et al. (1939), and Warren and Rhoads (1939) produced experimental evidence in support, of this hypothesis. By total and partial hepatectomy in animals they produced a profound reduction in plasma prothrombin concentration which was unaffected by treatment with vitamin K and bile salts. It has been found essential to have vitamin K ...
Oral or parenteral administration of vitamin K is the accepted practice for prevention of early vitamin K deficiency bleeding (VKDB) in the newborn. However, vitamin K prophylaxis in the newborn continues to be a worldwide health concern, particularly in breastfed infants. This paper reviews the current status of the use of vitamin K for the prevention of early and late VKDB.
چکیده: a?b(h) کنید فرض ،در این صورت برد عددی و aشعاع عددی a به ترتیب به صورت زیر تعریف می شوند. w(a)={ : v?h , ??v??=1 } w (a)=sup{?? ? : ? ?w(a)} که درآن <.,.> و?? .?? به ترتیب حاصلضرب داخلی و نرم روی فضای هیلبرت h می باشند . هورن وجانسون نشان دادند کهw?(a)?^(k ) ? (w(a^k. فرض کنید a?b(h) نرمال باشد .در این صورت رابطه ی زیر را داریم conv?(a^k )=(w(a^k ) ?)?conv(w(a)) ?^k اما...
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