passive transfer — n a local transfer of skin sensitivity from an allergic to a normal individual by injection of the allergic individual s serum that is used esp. for identifying specific allergens when a high degree of sensitivity is suspected called also… … Medical dictionary
passive transfer — noun : a local transfer of skin sensitivity from an allergic to a normal person by injection of serum from the former used especially for identifying specific allergens when a high degree of allergic sensitivity is suspected * * * Immunol.… … Useful english dictionary
passive transfer — Immunol. injection of lymphocytes or antibody from an immune or sensitized donor to a nonimmune host in order to impart immunity or test for allergic reactions. [1940 45] * * * … Universalium
passive transfer test — see Prausnitz KÑŒstner reaction, under reaction … Medical dictionary
Passive immunity — is the transfer of active humoral immunity in the form of readymade antibodies, from one individual to another. Passive immunity can occur naturally, when maternal antibodies are transferred to the fetus through the placenta, and can also be… … Wikipedia
passive immunity — Immunity acquired by the transfer from another animal of antibody or sensitised lymphocytes. Passive transfer of antibody from mother to offspring is important for immune defence during the perinatal period … Dictionary of molecular biology
Passive cooling — refers to technologies or design features used to cool buildings without power consumption, such as those technologies discussed in the Passive house project.Passive coolingThe term passive implies that energy consuming mechanical components like … Wikipedia
Passive integrator circuit — is a simple quadripole consisting of two passive elements. It is also the simplest (first order) low pass filter.We ll analyze only the first circuit, the second is absolutely similar. Transfer function A transfer ratio is a gain factor for the… … Wikipedia
Passive fire protection — (PFP) is an integral component of the three components of structural fire protection and fire safety in a building. PFP attempts to contain fires or slow the spread, through use of fire resistant walls, floors, and doors (amongst other examples) … Wikipedia
Passive — is the opposite of active. It has several specific meanings:* Passive voice of a verb * Passivation is the formation of a non reactive surface film that inhibits further corrosion of a metal * Passive components in electronics * Passive mode in… … Wikipedia