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  • noun

Words related to allantois

the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates (reptiles, birds and mammals)

References in periodicals archive ?
The second chapter focuses on allantoic acid end-uses, the third one gives summary on a number of patents.
2mg 2/5 3/5 60 Positive - 5/5 0/5 0 Control Negative - 0/5 5/5 100 Control Toxicity 20gm 0/5 5/5 100 Control Key: D = No of dead mice N = No of mice inoculated MHA = Median haemagglutination titre Table 3: Inhibition of yellow fever virus replication in chick embryo by aqueous extract of Gynostemma pentaphyllum Inoculation Extract Egg MHA litre % regimen concentra- mortality (Log 2 inhibition controls tion (D/N) reciprocal) (mg/mL) allantoic Pre 200 0/5 1.
RNA extraction and cDNA synthesis: Viral RNA was extracted from 250 [micro]L of all the clinical specimens and from 140 [micro]L of the virus-containing allantoic fluid (reference strains) using commercially available QIAamp Viral RNA Mini Kit (Qiagen GmbH, Hilden, Germany) as per manufacturer's instructions.
The most likely diagnosis thought was an allantoic cyst.
Each sample was inoculated into allantoic cavity of 4 ECEs with 100 to 300 (il of inoculum and incubated at 37[degrees]C.
In embryonated eggs also, CHPV could not be traced in the allantoic fluid.
AFLURIA([R]) is prepared from influenza virus propagated in the allantoic fluid of embryonated chicken eggs.
To confirm virus isolation, we tested the supernatants or allantoic fluids for hemagglutinin (HA) activity and by RT-qPCR.
Maternal nutritional status can significantly affect intestinal absorption, the supply of amniotic and allantoic fluid nutrients, as well as the maintenance of uterine and placental function.
Brain and liver samples from the 3 birds were homogenized and inoculated into the allantoic cavity of 10-day-old embryonated specific-pathogen-free chicken eggs.
Recent Highlights * Sales of Synagis(R) increased 12 percent to $472 million * FluMist supplements approved by FDA to reduce normal allantoic fluid (NAF) and eliminate FreezeBox storage requirements * Ex-U.
10] 50% egg infectious doses of A/duck/Laos/ XBY004/2014(H5N6) from egg allantoic fluid by the oralnasal-ocular route.
Duck cloacal swabs were obtained and inoculated into embryonated hens'eggs via the allantoic route and incubated for 96 hours at 37 degrees centigrade in a humidified incubator.
In their progeny embryos, IgA, IgG, and IgM antibodies to these Mycoplasma species were detected in the allantoic fluid (ALF) and amniotic fluid (AMF) on day 14 of embryonic development (ED).