pronephric


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pronephric

pronephric


pronephric duct
a duct reaching from the pronephros to the cloaca.
pronephric tubules
transient tubules of the primitive kidney which are produced in embryos of the lower vertebrates but in the domestic animals are found only in the sheep; they are nonfunctional in other mammals. Connect the pronephros to the pronephric duct.
References in periodicals archive ?
The RA was given on 7th, 8th & 9th of gestation, considered to be critical for developing kidney, since nephrogenic cords are reported to appear by 8thday and pronephric tubules and duct are observed to be suspended in the coelom by 10thday (Rugh, 1968).
The occurrence of the MURCS association is sporadic, (4) and the etiology is still not clear; one hypothesis is that it results from an alteration of the blastema of the lower cervical and upper thoracic somites and pronephric ducts, which have an intimate spatial relationship in the fourth week of fetal development.
These genes code for a variety of transcription and growth factors required for the regulation and orchestration of interactions between the ureteric bud and the metanephric blastema and its predecessor's tissues, the mesonephric and pronephric ducts.