ornithine
Biology

ornithine



 Term: ornithine
Literally meaning: ?pertaining to birds?
Origin: Anc Greek
?????/ornis(=bird) > ?????? /ornymi(=stand up, rise, stimulate)
Coined/History 
In 1877 chemist Jaffe isolated ornithine from ornithuric acid which was discovered in the urine of birds.
(Jaffe, M. 1877 Uber das Verhatten der Benzoesaure im organismus der Vogel. Beri.Deutsch. Chem. Gesellsch., 10: 1925).

Definition
ornithine
L-ornithine is an important part of urea cycle in order to dispose of excess nitrogen as it is  the result of breakdown  of L-arginine after  the action of enzyme arginase. Ornithine also helps for formation of aminoacids : proline, glutamic acid and citrulline.




- Proline (pro P)
Term: proline (Pro P)Literally meaning: ?pertaining to fire?Origin: Anc Greek proline???/pyr(=fire, redish) because proline is derived from pyrrolidin (C4H9N), a pyrrole with derivatives such as porphyrin and heme have red color. Coined/History ...

- Aspartate Or Aspartic Acid (asp Or D)
 Term: aspartic acid  (Asp or D) or L-AspartateLiterally meaning: ?pertaining to asparagine?Origin: Anc Greek??? ????????? (plant)/asparagos(asparagus) >???????(=vigor)Coined/History  Asparagine was isolated in 1806 by French chemist...

- Asparagine (asn N)
Term: asparagin (Asn N)Literally meaning: ?pertaining to asparagus?Origin: Anc Greek??? ????????? (plant)/asparagos(asparagus) >???????/spargao(=to vigor)Coined/History  Asparagine was isolated in 1806 by French chemist   Louis...

- Leucine (leu L)
Term: leucineLiterally meaning: ?pertaining to white?Origin: Anc Greek??????/leukos(=white)Coined/History  Leucine was isolated in 1818 by French chemist Joseph Louis Proust (1754-1855)  from cheese in a white crystalline state. Finally it...

- Amazing General Facts About Birds
About 9000 species of birds are present all over the world Birds are the Best fliers. There are about 100 billion birds in the world.The only one group of animals having feathers is birds (Aves). Feathers of most of the birds are...



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