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Tourists face health risks from contact with captive sea turtles

Tourists face health risks from contact with captive sea turtles

Feb. 5, 2013 — Tourists coming into contact with sea turtles at holiday attractions face a risk of health problems, according to research published February 5 by JRSM Short Reports . Encountering free-living sea turtles in nature is quite safe, but contact with wild-caught and captive-housed sea turtles, typically through handling turtles in confined pools or through consuming turtle products, carries the risk of exposure to toxic contaminants and to zoonotic (animal to human) pathogens such as bacteria, viruses, fungi and parasites.

Diabetes distresses bone marrow stem cells by damaging their microenvironment

Diabetes distresses bone marrow stem cells by damaging their microenvironment

Jan. 31, 2013 — New research has shown the presence of a disease affecting small blood vessels, known as microangiopathy, in the bone marrow of diabetic patients. While it is well known that microangiopathy is the cause of renal damage, blindness and heart attacks in patients with diabetes, this is the first time that a reduction of the smallest blood vessels has been shown in bone marrow, the tissue contained inside the bones and the main source of stem cells.

Two-step immunotherapy attacks advanced ovarian cancer

Two-step immunotherapy attacks advanced ovarian cancer

Jan. 31, 2013 — Most ovarian cancer patients are diagnosed with late stage disease that is unresponsive to existing therapies. In a new study, researchers from the Perelman School of Medicine at the University of Pennsylvania School of Medicine show that a two-step personalized immunotherapy treatment — a dendritic cell vaccine using patients’ own tumor followed by adoptive T cell therapy — triggers anti-tumor immune responses in these type of patients.

Tuberculosis may lurk in bone marrow stem cells of infected patients

Tuberculosis may lurk in bone marrow stem cells of infected patients

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Altering eye cells may one day restore vision

Altering eye cells may one day restore vision

Jan. 25, 2013 — Doctors may one day treat some forms of blindness by altering the genetic program of the light-sensing cells of the eye, according to scientists at Washington University School of Medicine in St. Louis.

New target for rheumatoid arthritis drugs

New target for rheumatoid arthritis drugs

Jan. 25, 2013 — Researchers at Hospital for Special Surgery have identified a potential new target for drugs to treat patients with rheumatoid arthritis (RA), a protein known as IRHOM2

New method identifies genes that can predict prognoses of cancer patients

New method identifies genes that can predict prognoses of cancer patients

Jan. 25, 2013 — In recent years, it has been thought that select sets of genes might reveal cancer patients’ prognoses

Pathogenic bacteria adhering to the human vascular wall triggers vascular damage during meningococcal sepsis

Pathogenic bacteria adhering to the human vascular wall triggers vascular damage during meningococcal sepsis

Jan. 24, 2013 — Researchers at the Paris Cardiovascular Research Center (PARCC) have shown how adhesion of Neisseria ( N. ) meningitidis to human microvessels in a humanized mouse model leads to the characteristic cutaneous lesions of meningococcal sepsis

Estrogen fights urinary infection in mouse study

Estrogen fights urinary infection in mouse study

Jan. 23, 2013 — Estrogen levels drop dramatically in menopause, a time when the risk of urinary tract infections increases significantly.

Estrogen fights urinary infection in mouse study

Estrogen fights urinary infection in mouse study

Jan. 23, 2013 — Estrogen levels drop dramatically in menopause, a time when the risk of urinary tract infections increases significantly. Researchers at Washington University School of Medicine in St.