The introduction of antiretroviral drugs in Botswana over the last two decades has increased the life expectancies of people living with HIV—many of whom are women co-infected with the human papillomavirus virus (HPV)—considerably: from 39 years to the low 60s. As a result, this co-infected group of women is a
Perelman School of Medicine
Obesity is a risk factor for many health problems, but a new Penn Medicine study published this month in the journal Sleep suggests having a larger tongue
It’s an early lesson in genetics: we get half our DNA from Mom, half from Dad.
But that straightforward explanation does not account for a process that sometimes occurs when cells divide. Called gene conversion, the copy of a gene from Mom can replace the one from Dad, or vice versa, making the two copies identical.
Francis Marchlinski and David Frankel of the Perelman School
Maintaining the ends of chromosomes, called telomeres, is a requisite feature of cells that are able to continuously divide and also a hallmark of human cancer.
Murray Grossman of the Perelman School of Medicine explains frontotemporal dementia.
Peter O’Dwyer of the Perelman School of Medicine talks about testing vitamin D injections in addition to aggressive che