passive transfer

transfer /trans·fer/ (trans´fer) the taking or moving of something from one place to another.

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gamete intrafallopian transfer  (GIFT) retrieval of oocytes from the ovary, followed by laparoscopic placement of the oocytes and sperm in the fallopian tubes; used in the treatment of infertility.

passive transfer  the conferring of immunity to a nonimmune host by injection of antibody or lymphocytes from an immune or sensitized donor.

tubal embryo transfer  (TET)

1. retrieval of oocytes from the ovary, fertilization and culture in vitro, then laparoscopic placement of resulting embryos in the fallopian tubes more than 24 hours after oocyte retrieval; used in the treatment of infertility.

2. laparoscopic transfer of cryopreserved embryos to the fallopian tubes.

zygote intrafallopian transfer  (ZIFT) retrieval of oocytes from the ovary, fertilization and culture in vitro, then laparoscopic placement of the resulting zygotes in the fallopian tubes 24 hours after oocyte retrieval; used in the treatment of infertility.

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passive transfer

n.

The transfer of skin-sensitizing antibodies from the blood of an allergic individual to that of a nonallergic individual in order to test for an allergic reaction to specific allergens.

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passive transfer,

the conferring of immunity to a nonimmune host by injection of antibodies or lymphocytes from an immune or sensitized donor.

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passive

neither spontaneous on the part of the patient, nor active response by the patient, the stimulus having been applied externally.

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passive cutaneous anaphylaxis (PCA) test

see passive cutaneous anaphylaxis.

passive diffusion

passage of electrolytes to all parts of a solution, including through a permeable membrane. Plays some part in intestinal absorption.

passive hemagglutination test

see hemagglutination test.

passive immunization

see passive immunization.

passive neonatal immunity

see passive immunity.

passive transfer

see passive diffusion (above).

passive venous congestion

noninflammatory distention of vessels with blood. Caused by simple accumulation resulting from obstruction or failure of the heart to eject the full volume of blood returned to it.