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Saturday, March 12, 2011

antibodies and antigens

The immune system recognizes antigens and produces antibodies

The immune system recognizes antigens and produces antibodies

Formation of an antigen-antibody complex. Image from Purves et al.,

Formation of an antigen-antibody complex. Image from Purves et al.,

Antibodies bind antigens, and macrophages scavenge the antigen-antibody

Antibodies bind antigens, and macrophages scavenge the antigen-antibody

When these free-floating antibodies encounter an antigen, they tag it for

When these free-floating antibodies encounter an antigen, they tag it for

Anything that can trigger this immune response is called an antigen.

Anything that can trigger this immune response is called an antigen.

Top, monoclonal antibodies recognize antigens on the target cell,

Top, monoclonal antibodies recognize antigens on the target cell,

“Antigens and antibodies”.

“Antigens and antibodies”.

Immune activated B-cell produces antibody with unique antigen-binding site

Immune activated B-cell produces antibody with unique antigen-binding site

 for an antibody with two binding sites, antibody-antigen binding model

for an antibody with two binding sites, antibody-antigen binding model

 the antibody and antigenic determinants on the surface of an antigen.

the antibody and antigenic determinants on the surface of an antigen.

Semi-purified protein antigen was provided as shown on the coomassie-stained

Semi-purified protein antigen was provided as shown on the coomassie-stained

 examined to measure antibody and antigen as shown in Table I. For these,

examined to measure antibody and antigen as shown in Table I. For these,

 which are based on microarray analysis of antigen-antibody interactions.

which are based on microarray analysis of antigen-antibody interactions.

 14 males were positive for either Cysticercus antibodies or antigens,

14 males were positive for either Cysticercus antibodies or antigens,

 user-supplied primary antibodies reacting with antigens in human tissue.

user-supplied primary antibodies reacting with antigens in human tissue.

Antigen-antibody reactions

Antigen-antibody reactions

Antigen comes from the root term antibody generator and is an organic

Antigen comes from the root term antibody generator and is an organic

When the mouse begins to produce antibodies to the antigen, its spleen is

When the mouse begins to produce antibodies to the antigen, its spleen is

The minimum force required to break the antigen-antibody bond is measured.

The minimum force required to break the antigen-antibody bond is measured.

The interaction of the antibody with an antigen causes a change in shape of

The interaction of the antibody with an antigen causes a change in shape of