"this" "is about" "BRCA1 gene"
"Nature 1997 Sep 11;389(6647):187-90" "is citation for" "this"
"this" "authored by" "Somasundaram K"
"this" "authored by" "Zhang H"
"this" "authored by" "Zeng YX"
"this" "authored by" "Houvras Y"
"this" "authored by" "Peng Y"
"this" "authored by" "Zhang H"
"this" "authored by" "Wu GS"
"this" "authored by" "Licht JD"
"this" "authored by" "Weber BL"
"this" "authored by" "El-Deiry WS"
"this" "authored at" "Laboratory of Molecular Oncology and Cell Cycle Regulation"
"this" "authored at" "Howard Hughes Medical Institute"
"this" "authored at" "Department of Medicine"
"this" "authored at" "University of Pennsylvania"
"this" "authored at" "School of Medicine"
"this" "authored at" "Philadelphia"

"this" "authored at" "19104"
"this" "authored at" "USA"
"hereditary breast cancer" "is a kind of" "breast cancer"
"mutated BRCA1 protein" "is a kind of" "BRCA1 protein"
"mutated BRCA1 gene" "is a kind of" "BRCA1 gene"
"BRCA1 mutated gene" "causes" "BRCA1 mutated protein"
"mutated BRCA1 protein" "causes" "hereditary breast cancer"
"mutated BRCA1 protein" "causes" "hereditary ovarian cancer"
"BRCA1 protein" "is found in" "the cell nucleus"
"BRCA1 protein" "is a" "transcription factor"
"BRCA1 protein" "interacts with" "RAD51 protein"
"RAD51 protein" "is a" "recombination protein"
"RAD51 protein" "is a" "repair protein"
"mutated BRCA1 gene" "causes 100-fold higher rates of breast cancer in" "young women"
"missing BRCA1 protein" "kills mice before" "day 8"
"BRCA1 protein" "regulates" "cell growth"
"BRCA1 protein" "causes expression of" "p21 protein"
"p21 protein" "inhibits" "cyclin-dependent kinases"
"p21 protein" "is also known as" "p21WAF1/CIP1"
"BRCA1 protein" "inhibits S-phase cell-cycle progression in" "human cancer cells"
"BRCA1 protein" "does not inhibit S-phase cell-cycle progression in" "p21-/- cells"
"BRCA1 protein" "does inhibit S-phase cell-cycle progression in" "p21+/+ cells"
"S-phase" "is a phase" of "cell cycle"
"S-phase" "is a synonym" for "DNA synthesis phase"
"cell cycle" "is a property of" "human cancer cells"
"BRCA1 mutant protein" "does not inhibit S-phase in" "human cancer cells"
"BCTumorCells" "are a kind of" "human cancer cell"
"BRCA1 protein" "induces" "p21 protein"
"p21 protein" "stops" "cell cycle"
"cell cycle" "is a property of" "normal cells"
"p21 protein" "stops" "cell growth"
"cell growth" "is a property of" "cell"