Immunology

Tracking lung macrophages with lipophilic fluorescent dyes

Pulmonary macrophages are a heterogeneous population of immune cells that patrol the lungs, ingesting particulates and microbes, and activating inflammation when necessary. During homeostasis, two main subsets of macrophages ...

Medical research

Clarifying the interplay between bone cells in bone remodeling

Bones have numerous functions, including providing mechanical support of soft tissues, acting as levers for muscle action, and protecting the central nervous system. To accomplish their functions, bones undergo continuous ...

Health

Human research study explores effects of hot yoga

Bikram yoga, the most commonly practiced type of hot yoga, offers practitioners a vigorous workout in a studio kept at 100°F or more. But is working out in that much heat good for you? That's what Dr. Shannon Mathis and ...

Immunology

Bone loss is another hidden pathology caused by malaria infection

Malaria caused by Plasmodium parasites is a life-threatening infectious disease that kills at least half a million people annually while causing over 200 million new infections. In some cases, complications can quickly develop ...

Health

Duration of lactation associated with bone density

Maternal bone density decreases after childbirth, but only among women who lactate for at least four months. The lactation period is unrelated to vitamin D status. A PhD thesis at Sahlgrenska Academy has explored the issue.

Medical research

Proper stem cell function requires hydrogen sulfide

Stem cells in bone marrow need to produce hydrogen sulfide in order to properly multiply and form bone tissue, according to a new study from the Center for Craniofacial Molecular Biology at the Herman Ostrow School of Dentistry ...

Medical research

Hormone plays surprise role in fighting skin infections

Antimicrobial peptides (AMPs) are molecules produced in the skin to fend off infection-causing microbes. Vitamin D has been credited with a role in their production and in the body's overall immune response, but scientists ...

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