Heart function is profoundly changed by spaceflight in space-flown animal models and human astronauts. Using human heart cells derived from stem cells, researchers investigated the cellular and physiological processes influenced by microgravity in human hearts.
“Powerhouse of the Cell.” The punchy headline of Philip Siekevitz’s 1957 Scientific American article on the role of mitochondria lives on to this day in public school classrooms and internet message boards. Ph.D. candidate William Aisenberg shares how the story of the mitochondrion teaches us not to forget to understand the context of what we’re learning.
Oct 22, 2019
What comes to mind when you hear the word “contagious”? For most of us, it’s infectious agents, such as viruses and bacteria. However, recent evidence suggests that these agents may not be the only existing contagious elements in our world. In a recent article published in Cell, researchers at Columbia University discussed an investigation of […]
Jul 6, 2015
The famed Spanish conquistador Juan Ponce de Leon once traveled to the New World in search of the mythical Fountain of Youth. Hundreds of years later, we are still fascinated by youth and aging. Though not on a quest for a source of youth, scientists today are seeking to learn about the aging process in […]
Jun 30, 2015
I remember the day I first met Carolina Montano, a fellow student in the Johns Hopkins M.D./Ph.D. program. It was toward the beginning of my first year in medical school. We were both at a dinner for M.D./Ph.D. interviewees, and, as with many conversations between medical students, we inevitably began to discuss our classes. Carolina […]
Jun 22, 2015
At the American Association for Cancer Research (AACR) Annual Meeting this past April, Donald Coffey, Ph.D., was honored with the ninth annual Margaret Foti Award for Leadership and Extraordinary Achievements in Cancer Research. The award recognizes individuals whose leadership and achievements have demonstrated a major impact in the cancer research. The contributions Dr. Coffey has […]
Jun 22, 2015