New research in colorectal cancers directed by investigators at the Johns Hopkins Kimmel Cancer Center suggests that expression of transcription factors — proteins that help turn specific genes on or off by binding to nearby DNA — may play a central role in the degree of DNA methylation across the genome, contributing to the development of different subtypes of these cancers.
Volunteering reduces loneliness in older adults
Researchers examine how social volunteering affects the social and emotional aspects of loneliness among older adults in China.