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Tag: "hatching" at biology news

In-shell vaccine for chick disease

...spray or drinking water dosage, can prevent chicks hatching if delivered in the egg. The scientists have extracted a so-called spike protein from a pathogenic virus strain which triggers an immune response, and incorporated it into a harmless non-pathogenic strain. Dr Paul Britton, Head of the Coronavirus...

Researchers discover which organs in Antarctic fish produce antifreeze

...nthesis site in Antarctic notothenioid fishes from hatching through adulthood, while the liver is AFGP-expression null in all life stages," the researchers conclude. "Because the notothenioids are confined to chronically icy Antarctic waters, and face high risks of ice inoculation from frequent seawater drink...

UF scientists restore sight to chickens with blinding disease

...he shell was resealed and the egg was incubated to hatching to produce a live chick. "The process sounds straightforward but it really isn't," Semple-Rowland said. "It took quite a long time to build the vector, develop the injection procedure and figure out how to hatch the eggs. By doing the injection earl...

Thin tough skin, slow-growing gills protect larval Antarctic fish

...se vital proteins must be present from the time of hatching -- a view held by scientists since fish AFPs were ...elop as eggs for between five and 10 months before hatching in icy waters in the Austral spring. Five years of data, collected from 2000 to 2004, were analyzed....

Worms know bad food when they smell it

... lives. The other two groups had been raised since hatching in the presence of both E. col i and a second, pathogenic type of bacteria -- Pseudomonas aeruginosa for one group and Serratia marcescens for the other. These bacteria are not only toxic to C. elegans, but also common causes of hospital-acqu...

A whole lot of shaking goin' on triggers early hatching in red-eyed tree frogs

Embryos distinguish vibrational differences, hatching early to snake attacks but not to rain At the edg...he water, and, as tadpoles, swim away to safety -- hatching one to three days earlier than they would have if left undisturbed. What cues prompt the embryos to...

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