background: the present study has been carried out to investigate the effects of preovulatory stage gamma-irradiation of female mice in the absence or presence of vitamin e on numerical chromosome abnormalities in 8-cell embryos after mating with non-irradiated males. materials and methods: the 8-11 weeks adult female nmri mice were whole body irradiated at preovulatory stage (post pmsg injecti...

We have previously shown that physical conditioning in the rat improves cardiac mechanics and biochemistry and normalizes the cardiac contractile protein abnormalities associated with renovascular hypertension. Since chronic adrenergic stimulation with dobutamine simulates some aspects of physical conditioning, this study was undertaken to investigate the effects of chronic dobutamine administr...

A 27-year-old womanwas admitted for further examination of thrombocytopenia. Symptomswere absent, but physical examination demonstrated hepatosplenomegaly without neurological abnormalities. Bone marrow examination revealed many Gaucher cells, and glucocerebrosidase activity from cultured skin fibroblasts was markedly reduced. A 1448C (L444P) mutation was detected on one allele of the glucocere...

Upon completion of this article, you should be able to: 1. Demonstrate the ways in which cold exposure impacts human physiology. 2. Identify ways in which hypothermic patients must be treated differently than normothermic patients with similar findings on initial presentation, with special regard to the medical code situation. 3. Be able to rapidly identify and work up underlying abnormalities ...

A 2-year-old male Pekingese dog was referred to Shiraz University’s Veterinary Teaching Hospital for anorexia and depression. The case had no history of surgery. Physical examination revealed no abnormalities except mild depression and fever. Small, coccoid, epicellular bacteria were detected on erythrocytes by microscopic examination of the Giemsa-stained blood smears. Abnormalities noted in t...

On a Saturday night, a 24-year-old male with palpitations was admitted to the Emergency Department. The arrhythmia started 8 h earlier while he was riding his bicycle. He had never experienced this sensation before. He admitted prior usage of cocaine, LSD and XTC. He denied the use of any drugs on the night of presentation. Physical examinations revealed no abnormalities except a very fast hear...

A young man with a long history of obsessional traits and food fads presented with anorexia, vomiting and marked weight loss. He showed little concern for his physical state and his vomiting was frequently witnessed as self-induced. A diagnosis of anorexia nervosa was made and he took his own discharge from hospital. He was readmitted one month later, severely cachectic and with biochemical abn...