has subject area Adult Animals Biochemical Phenomena - Signal Transduction Carcinoma - Carcinoma, Squamous Cell Carrier Proteins - Proto-Oncogene Proteins p21(ras) Carrier Proteins - Tumor Suppressor Protein p53 Carrier Proteins - ras Proteins Cell Cycle Cell Physiological Phenomena - Cell Proliferation Cell Physiological Phenomena - Signal Transduction DNA-Binding Proteins - Tumor Suppressor Protein p53 Diagnostic Techniques and Procedures - Flow Cytometry Diagnostic Techniques and Procedures - Flow Cytometry Disease Progression Epithelium - Hair Follicle Fluorometry - Flow Cytometry GTP Phosphohydrolases - Proto-Oncogene Proteins p21(ras) GTP Phosphohydrolases - ras Proteins Gene Expression Profiling Gene Expression Regulation, Neoplastic Growth - Cell Proliferation Hair - Hair Follicle Humans Hyperplasia Integrases Investigative Techniques - Flow Cytometry Investigative Techniques - Flow Cytometry Investigative Techniques - Flow Cytometry Investigative Techniques - Flow Cytometry Mice Mutagenesis - Gene Deletion Mutant Proteins Mutation - Gene Deletion Neoplasms by Site - Skin Neoplasms Neoplasms, Squamous Cell - Carcinoma, Squamous Cell Nuclear Proteins - Tumor Suppressor Protein p53 Peptides - Proto-Oncogene Proteins p21(ras) Peptides - ras Proteins Phosphoproteins - Tumor Suppressor Protein p53 Phosphoric Monoester Hydrolases - PTEN Phosphohydrolase Proteins - PTEN Phosphohydrolase Proteins - Proto-Oncogene Proteins p21(ras) Proteins - ras Proteins Proto-Oncogene Proteins Proto-Oncogene Proteins - Proto-Oncogene Proteins p21(ras) Skin - Hair Follicle Skin Diseases - Skin Neoplasms Stem Cells Transcription Factors Tumor Suppressor Proteins - PTEN Phosphohydrolase Tumor Suppressor Proteins - Tumor Suppressor Protein p53