勤劳 发表于 2025-3-23 12:22:42
Application of RLGS to Screening Endogeneously Imprinted Genes, landmark sites. We have named this technique restriction landmark genome scanning using methylation-sensitive endonuclease (RLGS-M), and have used it to screen endogenously imprinted loci/genes , genes expressing with a developmental stage specificity , and cell type specificity .喃喃而言 发表于 2025-3-23 14:28:15
Concluding Remarks,sified as a different type of landmark-visualizing system, based on the new concept that restriction enzyme sites can be used as landmarks, resulting in various characteristic features and advantages.表脸 发表于 2025-3-23 20:26:11
http://reply.papertrans.cn/83/8289/828876/828876_13.png浸软 发表于 2025-3-24 00:15:39
Principle of RLGS,However, three significant breakthroughs have led to the development of RLGS. First, effective restriction endonuclease for genomic analysis has been discovered. Restriction enzymes which recognize 4- or 6-base pair (bp) sequences, conventionally used produce so many DNA fragments that these fragmen放气 发表于 2025-3-24 03:59:19
Protocols for RLGS Gel Production,he recognition site of enzyme E.. In addition, the reaction buffers used in each process should be changed, accompanied by variation of the enzyme. Here, protocols for two good representative enzyme combinations, combination 1 (.I-.II-.I) and combination 2 (.I-.RV-.I), are shown.monogamy 发表于 2025-3-24 06:34:47
http://reply.papertrans.cn/83/8289/828876/828876_16.png流浪 发表于 2025-3-24 12:12:11
RLGS Spot Mapping Method,abled us to construct high-density genome map which is essential for position-dependent identification of the gene responsible for a certain phenotype. This approach is so-called positional cloning. In the medical field, the information of the genes identified by position-dependent cloning (includin违反 发表于 2025-3-24 18:46:05
Application of RLGS to Screening Endogeneously Imprinted Genes,ndonuclease are used for landmark sites, the appearance of RLGS spots depends not only the interspecific polymorphism but on the methylation state of landmark sites. When a landmark site was methylated and resistant to digestion, the corresponding RLGS spot disappeared and vice versa. Therefore theIge326 发表于 2025-3-24 19:17:25
Systematic Detection of DNA Alteration in Cancer Tissue,o-oncogenes and loss of function mutations in tumor suppressor genes has provided a rationale for understanding tumorigenesis. However, the mutation of a single protooncogene or tumor suppressor gene is usually not sufficient to cause neoplastic growth. Tumor progression depends on secondary eventscushion 发表于 2025-3-25 02:25:25
RLCS, Restriction Landmark cDNA Scanning,rentiation, and cellular response to various stimuli, and also pathological changes that arise in diseases. Classically, two hybridization methods, differential and subtractive hybridization, have been used to analyze and isolate such genes . However, differential hybridization is effective onl