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Infectious Diseases – News and Features

A man holding a clump of his hair and holding his head
News

Targeting an Ancient Biological Stress Response Could Help Prevent Hair Loss

Activation of an ancient biological stress response has been linked to a proliferative block in the human hair follicle. Researchers suggest that targeting this stress response could be used to help maintain hair follicles and treat hair loss.
A medical professional administers a vaccination to a woman's upper arm.
News

Preclinical Studies of HIV Vaccine Show Promise in Stimulating Rare Antibodies

A series of preclinical trials suggests that researchers could be closer to an immunization regimen for HIV than ever before.
A brown widow spider on its web against a granite block.
News

Brown Widow Spiders Carry Novel Chlamydia Bacteria

Invasive brown widow spiders across three continents were found to be highly infected with a single strain of Rhabdochlamydia, a relative of chlamydia.
A close up of someone being tattooed.
News

Tattoo Inks Found Contaminated with Harmful Bacteria

Researchers have detected anaerobic and aerobic bacteria in commercial tattoo and permanent makeup inks. The findings demonstrate that the inks could be a source of human infections.
HIV, the AIDS virus (yellow), infecting a human cell.
News

Novel Lab Test Detects HIV Strains in Africa, Paving Way for Global Cure

A multinational team developed a test that will help measure the persistence of HIV in people affected by viral strains found predominantly in Africa—a vital tool in the search for an HIV cure that will benefit patients around the world.
Cancer cells.
News

Study Sheds Light on Early Development of Multiple Myeloma

Multiple myeloma is one of the most common forms of cancer of the immune cells in the bone marrow. It is considered incurable. Even when patients respond to treatment at first, the cancer comes back.
Yersinia enterocolitica.
News

New Strategy Against Resistant Bacteria Prevents Formation of Protective Biofilm

Bacteria are experts at evolving resistance to antibiotics. One resistance strategy is to cover their cell walls in sticky and gooey biofilm that antibiotics cannot penetrate. A new discovery could put a stop to this strategy.
Image from an electron microscope showing how Enterococcus faecalis bacteria clump together to share, among other things, antibiotic resistance with each other.
News

Understanding How Bacteria Share Antibiotic Resistance

A study provides new clues in the understanding of how antibiotic resistance spreads. The study shows how an enzyme breaks down the bacteria's protective outer layer, the cell wall, and facilitates the transfer of genes for resistance to antibiotics.
A path winds through dense green tropical forest.
News

Herbivory Is Higher in Tropical Forests

Phytochemical diversity and herbivory are higher in tropical rainforests compared to subalpine forests, a new study finds.
A mosquito on snow.
News

Childhood Obesity Doubles the Risk of Hospitalization for Dengue Virus Infection

Obesity in children is associated with double the risk of hospitalization for dengue virus infection, according to a study yesterday in PLOS Neglected Tropical Diseases.
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