How big is an antibody?

Answer Antibodies are protein molecules that help the body fight infection. Their size is an important characteristic. An antibody is 150 dalton (kDa). This unit measures molecular mass and is equal to th... Read More »

Top Q&A For: How big is an antibody

How to Test IgE Antibody?

Suffering from hives, nasal congestion or watery eyes can indicate an allergy. When someone is exposed to an allergen, such as dust, pet dander or pollen, her body produces immunoglobulin antibodie... Read More »

What is a rubella igg antibody?

Rubella IgG antibodies indicate whether a patient has had a recent or past exposure to the rubella virus. A blood test is given to determine the presence or absence of IgG antibodies. Rubella, also... Read More »

What is an anticardiolipin antibody?

Anticardiolipin antibodies, located in the blood, are found in patients diagnosed with anticardiolipin (antiphospholipid) syndrome. The immune disorder causes chronic blood clots, pregnancy complic... Read More »

What is a neutralizing antibody?

An antibody is a protein made by your body’s immune system. A neutralizing antibody attaches to a virus and prevents it from infecting a cell. Neutralizing antibodies are used frequently in HIV a... Read More »