傲慢物 发表于 2025-3-28 16:41:37
Hindu Nationalism and Its Ramificationses such as lung that are targets of carcinogens. This supports the proposed cancer-fragile site connection and suggests that the . gene, expression of which is frequently altered in cells showing . locus damage, is a tumor suppressor gene whose inactivation may drive clonal expansion of preneoplasti强化 发表于 2025-3-28 20:00:36
Cultural Diversity And Learning Efficiencyimpair the Ret cell surface expression. More interestingly, . mutations in cysteines 618 and 620 were reported in several families who developed both MEN2A and HSCR. It was suggested that these mutations might have two biological effects on Ret function, leading to the development of different clini芳香一点 发表于 2025-3-29 02:21:23
Epidemiological Evidence of the Effects of Behaviour and the Environment on the Risk of Human Cancerthe proportions of fatal cancers attributable to alcohol and ionizing radiation, and reasonable guesses can be made at the maximum effect of some of the other categories..Many of the factors act synergistically with one another, so that the risk of developing specific cancers can be modified in diffpalliate 发表于 2025-3-29 03:45:19
http://reply.papertrans.cn/39/3825/382408/382408_44.pngiodides 发表于 2025-3-29 07:39:14
Polymorphisms of N-Acetyltransferases, Glutathione S-Transferases, Microsomal Epoxide Hydrolase and deletion of GSTM1 (GSTM1-0) and lung cancer (odds ratio: 1.41; 95% CI: 1.23-1.61). Combination of GSTM1-0 with two allelic variants of cytochrome P4501A1 (CYP1A1), CYP1A1 m2/m2 and CYP1A1 Val/Val further increases the risk for lung cancer. Indirect mechanisms by which deletion of GSTM1 increases risTemporal-Lobe 发表于 2025-3-29 14:28:07
Impact of Adduct Determination on the Assessment of Cancer Susceptibilitypredisposing genes can then be used as intermediate risk markers rather than taking cancer as an endpoint. In case-control studies, simultaneous measurements were carried out in each subject to determine exposure/early effect markers, e.g. polycyclic aromatic hydrocarbons (PAH)-DNA adducts, and susc生命层 发表于 2025-3-29 18:18:27
Relevance of DNA Repair to Carcinogenesis and Cancer TherapytGua), for example, differ only by one CH. group. These lesions are formed in DNA upon exposure to N-methyl-N-nitrosourea (MeNU) or N-ethyl-N-nitrosourea (EtNU), both of which induce mammary adenocarcinomas in female rats at high yield. Unrepaired O.-alkylguanines cause transition mutations via misp死亡率 发表于 2025-3-29 20:58:17
Molecular Basis of DNA Repair Mechanisms and Syndromesth the rapid and efficient removal of lesions that block transcription and thus need to be eliminated urgently (transcription-coupled repair, TCR). The other accomplishes the slower and less efficient global genome repair (GGR) of bulk DNA, including the nontranscribed strand of active genes.obstruct 发表于 2025-3-30 02:26:59
The Ataxia Telangiectasia Gene in Familial and Sporadic CancerOur finding of a surfeit of mutations within . may reflect the involvement of the gene at more than one step in tumorigenesis. In particular, we suggest that the clustering of missense mutations may pertain to the late-onset character of both sporadic and A-T-related T-PLL, since the closest homolog吊胃口 发表于 2025-3-30 04:52:27
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