Glucose-guzzling immune cells may drive coronary artery disease Excessive glucose uptake by inflammatory immune cells called macrophages, which reside in arterial plaques, may be behind coronary artery disease.

Vitamin D deficiency contributes to spread of breast cancer in mice Researchers have found evidence that vitamin D suppresses the expression of a gene known to accelerate the growth of breast cancer.

Protein increases signals that protect cancer cells Researchers have identified a link between the expression of a cancer-related gene and cell-surface molecules that protect tumors from the immune system.

Stanford-led study underscores huge gap between rich, poor in global surgery New research provides the most up-to-date and accurate estimates of the number of surgical procedures performed each year in 194 countries.

Harry Oberhelman, longtime Stanford surgeon known for wisdom, kindness, dies at 92 Oberhelman, who trained more than 160 surgical residents and served as chief of general surgery for decades, died Feb. 10.

Nephrologist Robert Swenson, who helped early kidney-transplant patients, dies at 82 Swenson, a leader in the nephrology division at Stanford for decades, administered dialysis to some of the earliest patients awaiting kidney transplants.