Cell Line, Tumor 4 Cell Proliferation 4 Humans 4 Western blotting 4 cell proliferation 4 clobenpropit controlled study 4 histamine H4 receptor 4 human 4 human cell 4 pathology 4 protein expression 4 reverse transcription polymerase chain reaction 4 signal transduction 4 tumor cell line 4 1 (5 chloro 2 indolylcarbonyl) 4 methylpiperazine 2 1 [2 (amidinothio)ethyl]guanidine 2 AR protein, human 2 Age Factors 2 Angiogenesis 2 Angiogenesis Inhibitors 2 Animals 2 Antineoplastic Agents 2 Apoptosis 2 Aromatase 2 Article 2 Base Sequence 2 Blotting, Western 2 Breast Neoplasms 2 CYP19 aromatase 2