Volume 43, Issue 4
April 1956, pages 213-236
pp 213-222 April 1956
pp 223-227 April 1956
1. The Neutral Red technique was employed to study the filtration rates ofMartesia striata.
2. It appears that low salinity has a great depressing effect upon the rate of filtration inMartesia.
3. Light has got no effect on the filtration rate.
pp 228-232 April 1956
1. There appears to be a large measure of agreement regarding the identification of the homogeneous body in the yeast cell as the nucleus. The differences relate only to the nuclear nature of the vacuole.
2. In a 120-hr. culture of a strain ofS. cerevisiœ, the appearance of the nucleus and vacuole under ordinary, phase contrast and dark ground illumination is described. Each appears to possess a membrane delimiting it from the cytoplasm. Can it be that yeast is bi-nucleate?
pp 233-236 April 1956