Stories by Bob Roehr

Researchers hope milk sugars and protective microbes can help prevent malnutrition and treat intestinal disease

A new study shows that door-to-door “deep canvassing” conversations can change real voters’ attitudes to be more tolerant

Researchers reach a crucial milestone despite the challenges of working under astronaut-like conditions

A continuous-flow method to synthesize medicine promises to change how pharmaceuticals are produced and used

Differences between how females and males experience concussions suggest the need for gender-specific prevention and treatment strategies

A new understanding of the role gut microbiota plays in HIV disease is beginning to emerge, suggesting potential new strategies to manage the infection

A ring that dispenses an antiviral drug is a step in the long, difficult slog to achieve HIV prevention

Despite improving sexual function and mood, researchers aren’t overly optimistic about testosterone replacement

In addition to damaging the organ directly, alcohol weakens naturally produced antibiotics, leaving the liver exposed to bacteria and disease

The Institute of Medicine reveals a "blueprint" for relieving Americans' pervasive chronic pain

Researchers have found new ways to interfere with a co-receptor important to HIV infection, and the outcomes so far are encouraging

A paucity of research on men who have sex with other men has done a disservice to efforts to prevent the spread of HIV

Drug policy has focused on a policing approach of prohibition and incarceration, which has contributed to spreading HIV within the injection-drug community. Comprehensive drug reform policies are showing better results

NIH researchers may have found antibodies that can neutralize most varieties of HIV, blocking it before it infects healthy cells. But stimulating their sparse natural production remains a hurdle in developing an antiviral therapy

A possible broad-spectrum antiviral acts by damaging lipid coats

A series of promising compounds can cripple all enveloped viruses' ability to invade cells as well as circumvent any resistance that hobbles traditional antiviral drugs. But will they work outside the lab?

Are "elite controllers" the key to understanding HIV infection—and do their immune systems offer a new approach to developing an AIDS vaccine?