Now showing items 1-10 of 78
Seasonal variation of metabolism and thyroid activity in the Mexican ground squirrel Citellus mexicanus
Metabolic measurements in thermal neutrality for the Mexican ground squirrel, Citellus mexicanus, in-dicated a mean summer metabolism of 1.10± .08 cc 02/gm/hr and a mean winter metabolism of .56±.08 cc 02/gm/hr. Animals ...
Studies on plasma membrane protein in a Neurospora crassa mutant
After a review on studies on membrane structural protein, the purpose of isolating plasma membrane protein in a Neurospora crassa mutant was stated. An aggregate containing protein, lipid and carbohydrate with high content ...
Some responses of Hymenolepis diminuta to orchidectomy of the host
Beyond loss of the well-known secondary sexual characteristics, there are several responses to castration in the male mammal which indicate that the male sex hormone is at least indirectly a controlling factor in some of ...
Studies of reproduction in the blue spiny lizard, Sceloporus cyanogenys Cope
The blue spiny lizard, Sceloporus cyanogenys, an ovoviviparous lizard from Texas and Mexico was studied in order to contribute further information to the physiology of reproduction in reptiles. Seasonal Changes in gonadal ...
The effects of pyridoxal and ammonium ion on the active transport of methionine and other amino acids in H. diminuta
The uptake and accumulation of methionine and other amino acids in the cestode H. diminuta is studied with respect to the influence of pyridoxal, pyridoxine, and ammonium ion. It is found that neither pyridoxal nor ...