Antigen-binding fragments composed of one entire light chain and about half of one of the heavy chains, linked to each other by disulfide bonds. Fab contains the antigen binding site which is part of the variable region of the immunoglobulin molecule.

Antigen-binding fragments composed of one entire light chain and about half of one of the heavy chains, linked to each other by disulfide bonds. Fab contains the antigen binding site which is part of the variable region of the immunoglobulin molecule.

A plasmid whose presence in the cell, either extrachromosomal or integrated into the bacterial chromosome, determines the “sex” of the bacterium, host chromosome mobilization, transfer via conjugation of genetic material, and the formation of sex pili.

The facial skeleton, consisting of bones situated between the cranial base and the mandibular region. While some consider the facial bones to comprise the hyoid, palatine, and zygomatic bones, mandible, and maxilla, others include also the lacrimal and nasal bones, inferior nasal concha, and vomer but exclude the hyoid bone. (Jablonski, Dictionary of Dentistry, 1992, [...]

The joint that occurs between facets of the interior and superior articular processes of adjacent vertebra.

Plastic surgery performed, usually by excision of skin, for the elimination of wrinkles from the skin.

Pain in the facial region including orofacial pain and craniofacial pain. Associated conditions include local inflammatory and neoplastic disorders and neuralgic syndromes involving the trigeminal, facial, and glossopharyngeal nerves. Conditions which feature recurrent or persistent facial pain as the primary manifestation of disease are referred to as FACIAL PAIN SYNDROMES.

A family of the order DIPTERA with over 700 species. Important species that may be mechanical vectors of disease include Musca domesticus (HOUSEFLIES), Musca autumnalis (face fly), Stomoxys calcitrans (stable fly), Haematobia irritans (horn fly) and Fannia spp.

The anterior portion of the head that includes the skin, muscles, and structures of the forehead, eyes, nose, mouth, cheeks, and jaw.

Lysosomal storage disease caused by a deficiency of alpha-galactosidase A and resulting in an accumulation of globotriaosylceramide in the renal and cardiovascular systems. The disease is X-linked and is characterized by telangiectatic skin lesions, renal failure, and disturbances of the cardiovascular, gastrointestinal, and central nervous systems.