caja ámbar

Agents destructive to parasitic worms. They are used therapeutically in the treatment of infestation with parasitic worms of the helminth class, in humans and animal.

antígenos de superficie

Landwirtschaft; Allgemeine Landwirtschaft

Antigens on surfaces of cells, including infectious or foreign cells or viruses. They are usually protein-containing groups on cell membranes or walls.

antígenos de neoplasias

Landwirtschaft; Allgemeine Landwirtschaft

Proteins, glycoprotein, or lipoprotein moieties on surfaces of tumor cells that are usually identified by monoclonal antibodies. Many of these are of either embryonic or viral ...

antígenos de histocompatibilidad

Landwirtschaft; Allgemeine Landwirtschaft

A group of antigens that includes both the major and minor histocompatibility antigens. The former are genetically determined by the major histocompatibility complex. They ...

antígeno nuclear de célula proliferativa

Landwirtschaft; Allgemeine Landwirtschaft

Nuclear antigen with a role in DNA synthesis, DNA repair, and cell cycle progression. PCNA is required for the coordinated synthesis of both leading and lagging strands at the ...

anticonceptivos

Landwirtschaft; Allgemeine Landwirtschaft

Agents, devices, methods, or procedures which diminish the likelihood of or prevent conception.

Begriffe aus den Nachrichten

Ausgewählte Begriffe

Violeta Gil

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Branche/Gebiet Sport Kategorie Basketball

pelota muerta

(basketball term) any ball that is not live; occurs after each successful field goal or free-throw attempt, after any official's whistle or if the ...