Objective To study the expressions of p27,cyclinE and analysis it s meaning in breast carcinoma.Methods By using tissue chip tech-nique creating80c ases breast carcinoma tissue chip.at the same time using the S-P immu...Objective To study the expressions of p27,cyclinE and analysis it s meaning in breast carcinoma.Methods By using tissue chip tech-nique creating80c ases breast carcinoma tissue chip.at the same time using the S-P immunohis-to chemical methods,the expressions of p27and cy-clinE in breast carcinoma tissue chip was studied.Results The positive rates of p27and cyclinE were38.8%and52.5%i n80cases breast carcino-ma respectively.A significant correlation was found be tween the lowexpression of p27,overexpression of cyclinE and metastasis of lymph node in breast carcinoma.A significant correlation was found be-tween the lowe xpression of p27and overexpression of cyclinE in breast carcinoma.Conclusion The expression of p27and cyclinE might be considered to be a reference indicator f or prognosis of breast carcinoma.The lowexpression of p27has an ability to effec t the overexpression of cyclinE in breast carcinoma.It is feasible to utilize ti ssue chip for a rapid,economic and accurate screening of clinical tissue specime ns on a large scale.展开更多
Objective To study the expression of a inhibito r gene,survivin , in pituitary adenomas and its relationship with the expression of caspase-3gen e.Method Using streptavidin-biotin peroxid ase(SP),the expression of sur...Objective To study the expression of a inhibito r gene,survivin , in pituitary adenomas and its relationship with the expression of caspase-3gen e.Method Using streptavidin-biotin peroxid ase(SP),the expression of surviv ing,caspa se-3protein was examined in 8normal pituitary tissue and 38pitu itary adenomas.Result Survivin was expressed in 23of 38cases of pituitary a denomas,in contrast,normal pituitary tissue did not express surviving.Positiv e expression rate of PRL group,GHgroup,Mixed group in pituitary adenomas was 12/17,7/13,4/8,respective-ly.Overexpression of surviving was no t related with the tumor type(P >0.05).Meanwhile,surviving positive rat e in caspase-3positive and negative groups was 5/14,79%.The result s how ed it was strongly associated with ca spase-3expression(P <0.05).C onclusions Apoptosis suppression by surviving play an important role in a popto sis of pituitary adenomas.Sur vivin could be a new diagnostic /therapeutic tar get in pituitary adenoma s.展开更多
文摘Objective To study the expressions of p27,cyclinE and analysis it s meaning in breast carcinoma.Methods By using tissue chip tech-nique creating80c ases breast carcinoma tissue chip.at the same time using the S-P immunohis-to chemical methods,the expressions of p27and cy-clinE in breast carcinoma tissue chip was studied.Results The positive rates of p27and cyclinE were38.8%and52.5%i n80cases breast carcino-ma respectively.A significant correlation was found be tween the lowexpression of p27,overexpression of cyclinE and metastasis of lymph node in breast carcinoma.A significant correlation was found be-tween the lowe xpression of p27and overexpression of cyclinE in breast carcinoma.Conclusion The expression of p27and cyclinE might be considered to be a reference indicator f or prognosis of breast carcinoma.The lowexpression of p27has an ability to effec t the overexpression of cyclinE in breast carcinoma.It is feasible to utilize ti ssue chip for a rapid,economic and accurate screening of clinical tissue specime ns on a large scale.
文摘Objective To study the expression of a inhibito r gene,survivin , in pituitary adenomas and its relationship with the expression of caspase-3gen e.Method Using streptavidin-biotin peroxid ase(SP),the expression of surviv ing,caspa se-3protein was examined in 8normal pituitary tissue and 38pitu itary adenomas.Result Survivin was expressed in 23of 38cases of pituitary a denomas,in contrast,normal pituitary tissue did not express surviving.Positiv e expression rate of PRL group,GHgroup,Mixed group in pituitary adenomas was 12/17,7/13,4/8,respective-ly.Overexpression of surviving was no t related with the tumor type(P >0.05).Meanwhile,surviving positive rat e in caspase-3positive and negative groups was 5/14,79%.The result s how ed it was strongly associated with ca spase-3expression(P <0.05).C onclusions Apoptosis suppression by surviving play an important role in a popto sis of pituitary adenomas.Sur vivin could be a new diagnostic /therapeutic tar get in pituitary adenoma s.