Cocultivation of fibroblast cells from a male patient with Bloom syndrome (BS) and a female control reduced the rate of sister chromatid exchanges in the BS cells from a mean of 54 SCE per metaphase (range 42--65) to 41 (range 24--59). Medium used to culture control cells for 48 h also reduced the r
Suppression of the frequencies of sister chromatid exchanges in Bloom's syndrome fibroblasts by co-cultivation with Chinese hamster cells
β Scribed by P. P. W. Buul; A. T. Natarajan; Elly A. M. Verdegaal-Immerzeel
- Publisher
- Springer
- Year
- 1978
- Tongue
- English
- Weight
- 164 KB
- Volume
- 44
- Category
- Article
- ISSN
- 0340-6717
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β¦ Synopsis
The effect of co-cultivation of Bloom's syndrome fibroblasts with Chinese hamster ovary cells (CHO) on the incidence of sister chromatid exchanges (SCEs) was studied. The results show that suppression of the frequency of SCEs in Bloom's syndrome cells occurs only if cell to cell contact is present with CHO cells, without any effect on the SCE frequency in the latter. It is suggested that possible genetic heterogeneity between different Bloom's syndrome patients can be studied using the method of co-cultivation.
π SIMILAR VOLUMES
Seven lymphoblastoid cell lines were established through transformation by Epstein-Barr virus of peripheral blood lymphocytes from two patients with Bloom's syndrome (BS), the parents of a patient, and normal controls. High baseline levels of sister chromatid exchanges (SCEs) in peripheral blood lym