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Biomedical subjects

M Seki

Publications and source records attributed to M Seki.

At least 487 records · Page 27Linked to original sources

Colony-forming ability of bone marrow cells of W anaemic mice on macrophage layer formed in peritoneal cavity of mice.

The colony-forming ability of haematopoietic cells of W anaemic mice was examined on the macrophage layer formed in the peritoneal cavity of mice. Bone marrow cells of W anaemic mice formed a considerable number of colonies on the macrophage layer, notwithstanding they did not form any colonies in the spleen of the same recipients. As the colony-forming ability of the bone marrow cells was not reduced by the incubation with 3-H-thymidine, most of the cells which formed colonies on the macrophage layer seemed to stay in G0 state. The interrelationship between the spleen colony-forming cells, the macrophage-layer colony-forming cells, and in vitro colony-forming cells was discussed.

Anemia, Macrocytic↗

Effect of CB-154 (2 Br-a-ergocryptine) on serum follicle stimulating hormone, luteinzing hormone and prolactin in women with the amenorrhoea-galactorrhoea syndrome.

Four women with the amenorrhoea-galactorrhoea syndrome were treated with 2-Br-a-ergocryptine (CB-154). In 3 patients, lactation was inhibited and ovulation was induced. Furthermore, pregnancy was achieved in one of them. In the remaining case, neither was lactation inhibited nor ovulation induced. Serum follicle stimulating hormone (FSH), luteinizing hormone (LH) and prolactin (PRL) were measured sequentially in the 4 CB- 154 treated women. They showed high serum PRL levels and acyclic patterns of serum FSH and LH. CB-154 suppressed PRL secretion and stimulated FSH and LH secretion in 3 cases where lactation was inhibited and ovulation was induced. In the one unsuccessful case, serum PRL decreased only slightly and the serum FSH and LH showed no marked changes.

Adult↗

Factors which influence development of macrophage-layer and spleen colonies in mice.

Irradiated mice infused with bone marrow cells developed colonies both in the spleen and on the macrophage layer of the cellulose acetate membrane which had been inserted into their peritoneal cavity. Factors influencing the ratio of spleen to macrophage-layer colonies were examined. The ratio of the colonies depended on the condition of the recipients rather than the condition of the injected cells provided there was no marked histoincompatibility between donors and recipients.

Animals↗