Category: B

Colonization and release of bacteria at the interface of an oral implant abutment and implant.  

Any of various collagenases purified from a variety of microbes; they preferentially cleave collagen on the N‐terminal side of glycine residues and occur in several classes of differing specificity. Bacterial collagenases are used in tissue disruption for cell harvesting.  

An extracellular coating usually composed of mucopolysaccharides produced by some bacteria. May increase an organism’s virulence by interfering with the nonspecific immune system (phagocytosis) of the host. A thick, gelatinous outer layer round a bacterium, composed of polysaccharides, proteins or polypeptides. Possession of a capsule is frequently linked with virulence, and the capsular material often…

Members of a group of ubiquitous, singlecelled microorganisms that have a prokaryotic (primitive) cell type. Many of these are etiologic in diseases that affect all life forms, including humans and other animals.  

The presence of bacteria in the bloodstream. The term is usually qualified as being transient, intermittent, or continuous in nature. The presence of viable bacteria circulating in the blood. Fever, chills, tachycardia, and tachypnea are common acute manifestations of bacteremia. The majority of cases are seen in already hospitalized patients, most of whom have underlying…

White blood cell derived from bone marrow. As part of the immune system, B cells (or bursa‐equivalent cells) may differentiate and become antibody‐producing plasma cells. Also called B lymphocyte. Lymphocytes that are part of the adaptive immune response and are responsible for the production of antibodies to a specific antigen. A specialized lymphocyte that, upon…

Bone‐anchored hearing aid.  

Local anesthesia of a nerve trunk.