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The study of the immune system in organisms, primarily responsible for fighting infection.

1 vote
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C1q attachment to antibodies

Complement factor c1q binds to the constant Fc portion of an antibody (Duncan & Winter, 1988). Indeed, the constant (Fc) tail of the antibody is where other proteins involved in immune responses typic …
AliceD's user avatar
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2 votes

Synthesis of immunoglobulin Fab fragments: Where can I learn about Fab?

FAbs are genetically engineered and not organically synthesized as such. This PNAS article nicely describes the construction of a phage (virus) library to generate a large amount of different FAbs and …
AliceD's user avatar
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6 votes

Why "broad" instead of "large" cross-immunoreactivity?

Broad means wide as in a wide range. Normally, antibodies have one epitope they recognize, i.e., one specific target; they are said to have a narrow range of targets. Some antibodies, however, recogn …
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6 votes

Loss of appetite during fever

I refer you to Maes et al (2012), Plata-Salamán (1998) and Dantzer (2009) for backgrounds and further reading, as cytokine immunology is highly complex and this answer is anything but complete. …
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3 votes
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Terminology regarding cross-immunoreactivity

Everything you state is correct, except that I disagree with your statement that a "[...] virus variant itself is a protein, which is composed of peptides. A virus is typically composed of a protein …
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19 votes

Why can blood group O be given to all blood groups?

Good question! Let's start with an overview and explanation of the ABO blood grouping system (Dean, 2005): Blood groups, antigens and antibodies: Subjects with blood group A carry the A antigen on …
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4 votes
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What is the impact of sertraline on white blood cells?

Short answer While sertraline may theoretically affect the immune system, there is no evidence, as far as I know, that it negatively impacts immune status. Background In the article (Atkin-Smith et a …
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9 votes

Is vermiform appendix no more a vestigial organ?

Short answer The appendix is a vestigial organ. Background According to the Oxford Dictionaries vestigial means: Degenerate, rudimentary, or atrophied, having become function-less in the course …
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0 votes

What are blood group determinants?

Blood group A expresses A antigens and anti-B antibodies etc etc, see the next figure: Taken from the wikipedia entry on blood groups.
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6 votes

Is it logical for someone to be allergic to the water molecule, but be perfectly fine with d...

Short answer Aquagenic urticaria is though to be caused by dissolved allergens in water and not by water per se. background Aquagenic urticaria is a rare condition in which urticaria (hives) develop …
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6 votes
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Can people with AIDS get tattoos?

Short answer People with HIV can get tattoos. Background In Africa there are countries that tattoo people identified with HIV (Source: Kenya Today) and some people with HIV find comfort in tattooing …
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41 votes
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Why is it advised that infants are fed mother's milk?

References - Ballard & Morrow, Pediatr Clin North Am (2013); 60(1): 49–74 - Mantis et al., Mucosal Immunology (2011) 4: 03–611 - Quintanilla, Nurs Times, (1996); 92(31): 35-7 …
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