TY - GEN AU - Saeger,Wolfgang TI - Comment to the 2004 World Health Organization classification of pituitary tumors SN - 0001-6322 PY - 2006///0727 KW - Cyclin D1 KW - genetics KW - Cyclin-Dependent Kinase Inhibitor p27 KW - DNA, Neoplasm KW - Fibroblast Growth Factor 2 KW - Gene Expression Regulation, Neoplastic KW - Humans KW - Neoplasm Proteins KW - Oncogene Proteins KW - Pituitary Neoplasms KW - chemistry KW - Securin KW - Tumor Suppressor Proteins KW - World Health Organization N1 - Publication Type: Letter UR - https://doi.org/10.1007/s00401-005-1096-3 ER -