the adrenal gland of notopterus notopterus (pallas) consisted of interrenal and chromaffin cells, distributed around the main branches of posterior cardinal vein in most anterior part of the pronephric kidney. seasonal histological characteristics of the interrenal and chromaffin cells in relation to testicular activity of n. notopterus were studied by adopting different staining techniques. th...

Seven diabetic girls who presented with cyclical disturbance of diabetic control before the menarche are described. In six girls cyclical hyperglycaemia occurred and in one cyclical hypoglycaemia. The index case is described in detail, and is then included in a description of the main clinical features of all seven cases. Cyclical disturbance of diabetic control may present in diabetic girls fr...

A 47 year old non-parous woman who had never had abdominal surgery was admitted with a four year history of an intermittently palpable nodule in the umbilical region. Initially, she noticed an increase in lesional size and pressure pain, which resolved within a few days. Six months before admission, blue-black discoloration appeared in the umbilical area; this vanishedwithin a week but reappear...

It is common to assume in business cycle analysis that the capital stock is homogenous and constant in aggregate value. We explore the alternative concept that capital is heterogeneous, and whether it exhibits cyclical changes. A multiperiod model of investment implies that acquisition of specific components of capital responds to changes in relative interest rates, and we further show that the...