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Biomedical subjects

C F Hollander

Publications and source records attributed to C F Hollander.

At least 55 records · Page 3Linked to original sources

Current experience using the laboratory rat in aging studies.

The breeding and maintenance conditions for 2 strains of inbred rats, the WAG/Rij and BN/Bi rats, were described. The survival characteristics of these 2 strains were compared with those of 2 other experiments in which rats were kept for longevity studies under different environmental conditions of microbiologic status and diet. Data were provided on the rate and types of spontaneous tumors found in these 2 rat strains. It can be concluded that in order to obtain rats of good quality and in sufficient numbers for aging studies, breeding and raising the animals under strict SPF conditions is warranted. It is also necessary to maintain them under "clean conventional" conditions for long-term studies.

Aging↗

Granular cell tumors of the central nervous system of rats.

On the basis of our study of 12 cases of granular cell tumors in the brains of rats of different inbred strains, it seems that granular cell tumors are not rate in the central nervous system of untreated, aging BN/Bi rats. In none were metastases found. Awareness of the occurrence of these tumors in the central nervous system of these rats may stimulate further studies into the cellular origin of granular cell tumors that form in the central nervous system of the rat and might help to elucidate the origin of these tumors in general.

Animals↗