Mutually exclusive mutations of KIT and RAS are associated with KIT mRNA expression and chromosomal instability in primary intracranial pure germinomas

Shintaro Fukushima, Ayaka Otsuka, Tomonari Suzuki, Takaaki Yanagisawa, Kazuhiko Mishima, Akitake Mukasa, Nobuhito Saito, Toshihiro Kumabe, Masayuki Kanamori, Teiji Tominaga, Yoshitaka Narita, Soichiro Shibui, Mamoru Kato, Tatsuhiro Shibata, Masao Matsutani, Ryo Nishikawa, Koichi Ichimura