Related Experiment Video
Updated: Jul 18, 2026

Dried Blood Spots - Preparing and Processing for Use in Immunoassays and in Molecular Techniques
Published on: March 13, 2015
Blood in ancient Jewish culture
1The Hebrew University of Jerusalem, Isr. histmed@mdlib.huji.ac.il
Abstract:
The article analyzes the Jewish attitude towards blood, conceived both as the vehicle of life, and as a polluting product of feminine bodies. The author analyzes numerous Biblical sources concerning the 'unapproachable' blood of menstruation, the role of blood in the generation of the fetus, the blood as source of illness, the practice of bloodletting, and finally the idea that male menstruation exists as a peculiarity of the Jews.
Related Concept Videos
Blood Transfusion and Agglutination
History
The history of blood transfusion dates back to the 17th century, when early attempts were made in animals. In 1818 James Blundell, a British doctor, performed the first successful human blood transfusion. Later in 1900, Karl...
Characteristics and Functions of Blood
The primary function of blood is to transport oxygen and carbon dioxide between tissues and the lungs. Oxygenated blood is bright red, while oxygen-depleted blood is darker. It also carries...
Blood Typing
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target antigens A,...
Blood Types
ABO blood group
ABO antigens are glycoproteins encoded by genes present on...
Blood Transfusion
Blood Transfusion Overview
A blood transfusion is a medical procedure used to replace blood lost due to injury, surgery, or to treat conditions such as anemia or cancer. During a transfusion, donor blood is...
Composition of Blood
Formed elements constitute the remaining 45% of the blood volume. These...

