The Significance of Being Rh Negative or Rh Positive | 合法藥品大搜索

2016年5月1日—EachpersonhastwoRhfactorsintheirgenetics,onefromeachparent.Theonlywayforsomeonetohaveanegativebloodtypeisforboth ...

Although we have become accustomed to adding a positive or negative description to our blood type[1], the Rh factor plays a larger role than many of us realize. Knowing your blood type can play a significant role in your life and health.

In 1937, Karl Landsteiner and Alexander Weiner discovered a new blood type: the rhesus blood type, or Rh factor. The rhesus protein is named for the rhesus monkey, which also carries the gene, and is a protein that lives on the surface of the red blood cells[2]. This protein is also often called the D antigen. When it comes to blood transfusion[3], anyone who is Rh positive can receive blood from someone who is Rh negative, but those with negative blood types cannot receive from anyone with a positive blood type.

To put it simply, Landsteiner and Weiner discovered that blood types can be either Rh positive or Rh negative, doubling the commonly known blood types from four (A, B, AB, and O), to the eight we know today.

However, when ...