There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is important for safe blood transfusions and organ transplants. Type ...

Close up photo of female scientist holding a laboratory pipette and a blood sample tube for covid-19 in laboratory. She is wearing a protective suit, laboratory glasses, surgical mask and surgical ...

One out of every eight marriages in the U.S. is a potentially dangerous mismatch, biochemically speaking. In these 200,000 or more marriages a year, the wife lacks the Rh factor present in most blood ...

Please provide your email address to receive an email when new articles are posted on . Having O and rhesus-negative, or Rh–, blood was associated with a slightly lower risk for COVID-19 infection and ...

Blood transfusions in a lab. We take a look at Rh-null blood, better known as "golden blood," a rare blood type that fewer than 50 people in the world have. If your blood type is O negative, you’re ...

A new study published today in PLoS ONE showed that incidence and morbidity of many diseases and disorders correlate negatively with frequencies of Rh+ heterozygotes (i.e. the carriers of one copy of ...

Close up photo of female scientist holding a laboratory pipette and a blood sample tube for covid-19 in laboratory. She is wearing a protective suit, laboratory glasses, surgical mask and surgical ...