Oxaloacetic acid is an α-keto acid and a key component of cellular metabolism in its conjugate base form, oxaloacetate. Oxaloacetate reacts with acetyl-coenzyme A (acetyl-CoA; ) and water to form citrate in the first step of the citric acid cycle and is regenerated by oxidation of L-malate in the final step. It is an intermediate in gluconeogenesis that is formed in mitochondria via carboxylation of pyruvate and subsequently decarboxylated and phosphorylated to form phosphoenolpyruvate. It can be converted to aspartate via addition of an amino group from glutamate. Oxaloacetate (30 μmol/min per 100 g for 30 minutes, i.v.) reduces blood glutamate levels, severity of neurological dysfunction, and brain edema in a rat model of closed head injury.
Oxaloacetic acid is a substrate for malate dehydrogenase and oxaloacetate decarboxylase. It is an inhibitor of succinic dehydrogenase. It is an intermediate in the citric acid cycle and glucogenesis.
Use as a TCA (Krebs cycle) intermediate supplement in hybridoma cell culture applications. Enhances hybridoma growth and productivity.
A four carbon dicarboxylic acid that is an intermediate in the citric acid cycle and glucogenesis. It has been shown to inhibit succinate dehydrogenase.
Waxaan leenahay warshado badan oo tayo sare leh oo leh iskaashi qoto dheer, kuwaas oo ku siin kara alaab tayo sare leh iyo qiimo tartan leh. Waxaan sidoo kale ku siin karnaa qiimo-dhimis iibsasho badan. Oo waxaanu la shaqaynaa shirkado badan oo soo gudbiya xamuulka, waxaanu u gaarsiin karnaa alaabta si badbaado leh oo qumman gacmahaaga. Waqtiga bixinta waa qiyaastii 3-20 maalmood kadib xaqiijinta lacag bixinta.
Shayga |
Tilmaamid |
Natiijooyinka |
Physical Property |
||
Muuqashada |
White Powder |
waafaqsan |
ur |
Characteristic |
waafaqsan |
General Analysis |
||
Aqoonsiga Assay (Test by HPLC) Khasaare xagga qalajinta |
Identical to sample 99% - 101% ≤1.0% |
waafaqsan 99.88% 0.39% |
Specific Rotation |
+20.0 ~+22.0° |
waafaqsan |
Dambas |
≤3.0% |
0.68% |
Contaminants |
||
Lead (Pb) |
≤3.0mg/kg |
2.2 |
Arsenic (As) |
≤2.0mg/kg |
1.6 |
Cad mium (Cd) |
≤1.0mg/kg |
0.5 |
Mer cury (Hg) |
≤0.1mg/kg |
0.06 |
1. Ma waxaad tahay warshad ama shirkad ganacsi?
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2. Ma bixisaa muunado? Ma bilaash baa mise waa dheeraad?
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5. Habka lacag-bixinta noocee ah ayaad doorbidaysaa? Waa maxay nooca shuruudaha la aqbalo?
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Lacagta Bixinta La Oggolyahay: USD;
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Luuqadaha lagu hadlo: Ingiriis.
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