The objective of this study was to quantify by echography the changes in the intramuscular [gastrocnemius (Gast)] and nonintramuscular [posterior tibial (Tib)] calf veins cross-sectional area (CSA) and the superficial tissue thickness (STth) in response to lower body negative pressure (LBNP) after 60-day head-down bed rest (HDBR). Twenty-four healthy women (25-40 yr) were divided into three gro...

PURPOSE To determine the value of serum ferritin, mean cell volume, transferrin saturation, and free erythrocyte protoporphyrin in the diagnosis of iron-deficiency anemia in the elderly. PATIENTS AND METHODS We prospectively studied consecutive eligible and consenting anemic patients over the age of 65 years, who underwent blood tests and bone marrow aspiration. The study consisted of 259 inp...

the objective of this study was to consider economic consequence of delayed conception of milking cows in large dairy farms in iran. optimum open days and milk production at peak were assumed to be 110 days and 45 kg respectively. price of milk, feed, semen and hormones were calculated based on average prices of autumn, 2013. results of this study showed that increasing days in milk (dim) from ...

The purpose of this study was to determine the validity of postmortem cultures in perinatal autopsies; in particular, those cases where there is gross or histologic evidence of chorioamnionitis. Lung, liver, blood, and placental cultures were obtained from 159 neonatal autopsies with histologic evidence of chorioamnionitis at Magee-Women's Hospital between January 1980 and July 1985. The criter...

How much capital should the central bank of a country hold? There is no consensus on this matter. We review balance sheets 45 banks from around world to describe actual practices. The principal findings are: (a) average capital-asset ratio globally (net revaluation which purely an accounting entry) 6.56 percent while number in emerging economies 6.96 percent; and (b) our Value-at-Risk estimates...

The present study assessed the acute effects of p.o. administered ethanol (0, 22, 45, and 67 g) and diazepam (0, 10, 20 and 40 mg) in normal adult humans responding under a multiple schedule of acquisition and performance of 10-response sequences. In each component of the multiple schedule subjects were required to complete a different sequence of 10 responses in a predetermined order using thr...

Doppler echocardiography was used to study the function of bioprosthetic heart valves by noninvasive means in 32 patients aged 29 to 72 years at various postoperative intervals. There were 24 Ionescu-Shiley, four Hancock, and four Carpentier-Edwards prostheses, 19 in the aortic and 13 in the mitral position. Initial studies were performed at a mean of 2.3 years after implantation and were repea...

this study was conducted to study the effect of organic acids on the preservation of alfalfa nutritional value after harvesting. a split plot design with 4 treatments and 3 times was conducted in which organic acids were sprayed on the 30percent moisture content forage before baling. treatments were: 1) forage without additives as control, 2) pure propionic acid, 1percent, 3) acetic acid percen...