ALLOANTIBODY

Pronunciation (US):

(GB):

 Dictionary entry overview: What does alloantibody mean? 

• ALLOANTIBODY (noun)
  The noun ALLOANTIBODY has 1 sense:

1. an antibody that occurs naturally against foreign tissues from a person of the same species

  Familiarity information: ALLOANTIBODY used as a noun is very rare.

 Dictionary entry details 

• ALLOANTIBODY (noun)

Sense 1

Meaning:

An antibody that occurs naturally against foreign tissues from a person of the same species

Classified under:

Nouns denoting substances

Synonyms:

alloantibody; isoantibody

Hypernyms ("alloantibody" is a kind of...):

antibody (any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response)

 Context examples 

A disorder of the fetus or newborn that occurs when fetal cells that are coated with IgG alloantibodies from the mother attack antigens inherited from the father.

(Hemolytic Disease of the Newborn, NCI Thesaurus)

A disorder of the newborn that occurs when cells that are coated with IgG alloantibodies from the mother attack ABO blood type antigens inherited from the father.

(ABO Hemolytic Disease of the Newborn, NCI Thesaurus)

Thrombocytopenia that occurs in neonates as a consequence of transplacental passage of maternal alloantibodies directed against fetal platelet antigens.

(Neonatal Alloimmune Thrombocytopenia, NCI Thesaurus)

Nontheless, T cells with indirect allospecificity can contribute to graft rejection by activating macrophages, which cause tissue injury and fibrosis, and are also likely to be important in the development of an alloantibody response to graft.

(Allograft Rejection Pathway, NCI Thesaurus/KEGG)