Jin Ling and Kim Eun-Yeong and Chung Tae-Wook and Lee Jung-Hee and Park So Young and Han Jung Ho and Lee Jong Rok and Kim Young Woo and Jang Se Bok and Kim Kibong and Ha Ki-Tae: A novel pyruvate dehydrogenase kinase inhibitor hemistepsin A increases mitochondria-dependent apoptosis of colorectal cancer.