The number of clawed frogs used worldwide in research could soon be a fraction of the current number, following new research at the University of Portsmouth. Approximately 95% of these animals are rats and mice specifically bred for research and 4.25% of these animals include rabbits, guinea pigs, sheep, fish, frogs, insects, and other species. Why can’t alternative methods replace animals in research? African clawed frogs make ideal lab animals. Tadpoles metabolize chemicals from the water and release them in their urine. Research suggests that these secretions may also repair human organs after surgery. They also provide stimulants for heart attack victims, treatments for depression, strokes, seizures, Alzheimer's and even cancer. They are easy to raise, require little space, and are sensitive to environmental changes. Scientists have used frogs to study muscle function, perform pregnancy tests, and experiment with cloning. NHPs are used because of their similarity to humans in physiology, neuroanatomy, reproduction, development, cognition, and social complexity-yet it is these very similarities that make the use of NHPs in biomedical research a considered decision. The transparent eggs of most frogs offer embryologists a chance to watch babies grow from single cells into wriggling tadpoles. The chemicals are then reabsorbed from the same water, much like a human fetus reabsorbs wastes. Mice and rats make up 95 percent of all animals used in medical research, from drug development to testing dietary supplements. They can be found near water but prefer ponds, lakes, and marshes; You will not find any in Antarctica. Most importantly, only 0.75% of the animals in research are cats, dogs, and primates. Frogs are extremely sensitive to chemical pollution. The skin of a certain species of frog produces peptides that help heal cuts and bruises. Frogs are included under Schedule IV of the Wildlife Protection Act 1972 of India as well as under the red list of International Union for the Conservation of Nature and Natural Resources. [6,14] Larger animals like dogs, cats and non-human primates together account for less than 1% of the animals used in research every year. Frog skin secretions can also be used as a powerful antibiotic. Frog Facts for Kids: Frogs are amphibians. They lay eggs called Frog Spawn. As humans we are interested in them to follow all of their ways of development and even use them in scientific research. Scientists study environmental effects on frogs to understand how the environment affects humans. Chemical contamination causes mutations and cancers in frogs.
The xenopus – known more commonly as the clawed frog – is one of the most studied of all amphibians. Frogs are fascinating creatures. The frog can be bred and maintained easily in the laboratory, where they can live for as long as 30 years. million animals are used in research each year. Why do we use xenopus frogs?
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