Экспрессия ядерных онкобелков в предраке и раке легкого, изученная на различных стадиях опухолевой прогрессии (по данным световой и электронной иммуногистохимии)статья
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Аннотация:Arkh Patol
. 1994 Nov-Dec;56(6):44-9.
[Nuclear oncoprotein expression in lung precancer and cancer at various stages of tumor progression studies at the level of light- and electron-immunohistochemistry]
[Article in Russian]
E A Kogan, A B Shtabskiĭ, S M Sekamova, N N Mazurenko, F L Kiselev
PMID: 7605217
Abstract
68 cases of lung carcinoma, 3 carcinoids and 15 fibrosing alveolitis with foci of adenomatosis and bronchiolo-alveolar carcinoma were studied. Oncoproteins c-fos, c-jun, c-ets-1, c-myc L and L-myc were identified in the tumour and surrounding tissue. Expression of c-fos was revealed in 79 of 138(59.4%) of proliferative and dysplastic changes of lung epithelium; c-jun in 40 of 61 (65.6%), c-ets-1 in 22 of 41 (53.7%), c-myc in 41 of 96(42.7%) and L-myc in 15 of 61 (24.6%), mainly in altered bronchial epithelium with a positive reaction to the antibodies against neuron specific enolase and S100 protein. More pronounced expression of nuclear oncoproteins, heterogeneity of their location in tissues, frequent cytoplasmic location in tumour cells were typical for lung carcinoma.