Activities of the enzymes of ketone body metabolism in the developing chick. 1985

A Beis

The concentration of ketone bodies in the blood of the developing chick prior to and just after hatching were higher than those found in the adult. The activities of 3-oxo acid-CoA transferase and acetoacetyl-CoA thiolase in the heart, leg and pectoral muscle before and after hatching were higher than those of the adult. The activity of 3-hydroxybutyrate dehydrogenase increased constantly during incubation and after hatching in all three muscle tissues. In the liver the activities of the enzymes of ketone body synthesis increased during incubation and after hatching. It is suggested that the liver could provide fuel to the extrahepatic tissues of the developing chick and ketone bodies could contribute as fuel for oxidation in the skeletal muscle of the newly hatched bird.

UI MeSH Term Description Entries
D007657 Ketone Bodies The metabolic substances ACETONE; 3-HYDROXYBUTYRIC ACID; and acetoacetic acid (ACETOACETATES). They are produced in the liver and kidney during FATTY ACIDS oxidation and used as a source of energy by the heart, muscle and brain. Acetone Bodies,Bodies, Acetone,Bodies, Ketone
D008099 Liver A large lobed glandular organ in the abdomen of vertebrates that is responsible for detoxification, metabolism, synthesis and storage of various substances. Livers
D009132 Muscles Contractile tissue that produces movement in animals. Muscle Tissue,Muscle,Muscle Tissues,Tissue, Muscle,Tissues, Muscle
D002642 Chick Embryo The developmental entity of a fertilized chicken egg (ZYGOTE). The developmental process begins about 24 h before the egg is laid at the BLASTODISC, a small whitish spot on the surface of the EGG YOLK. After 21 days of incubation, the embryo is fully developed before hatching. Embryo, Chick,Chick Embryos,Embryos, Chick
D002645 Chickens Common name for the species Gallus gallus, the domestic fowl, in the family Phasianidae, order GALLIFORMES. It is descended from the red jungle fowl of SOUTHEAST ASIA. Gallus gallus,Gallus domesticus,Gallus gallus domesticus,Chicken
D006884 Hydroxybutyrate Dehydrogenase 3-Hydroxybutyrate Dehydrogenase,D-3-Hydroxybutyrate Dehydrogenase,D-beta-Hydroxybutyrate Dehydrogenase,3 Hydroxybutyrate Dehydrogenase,D 3 Hydroxybutyrate Dehydrogenase,D beta Hydroxybutyrate Dehydrogenase,Dehydrogenase, 3-Hydroxybutyrate,Dehydrogenase, D-3-Hydroxybutyrate,Dehydrogenase, D-beta-Hydroxybutyrate,Dehydrogenase, Hydroxybutyrate
D000101 Acetyl-CoA C-Acetyltransferase An enzyme that catalyzes the formation of acetoacetyl-CoA from two molecules of ACETYL COA. Some enzymes called thiolase or thiolase-I have referred to this activity or to the activity of ACETYL-COA C-ACYLTRANSFERASE. Acetoacetyl CoA Thiolase,Acetyl Coenzyme A Acetyltransferase,Acetyl-CoA Acetyltransferase,Acetyl CoA Acetyltransferase,Acetyl CoA C Acetyltransferase,Acetyltransferase, Acetyl-CoA,C-Acetyltransferase, Acetyl-CoA,CoA Thiolase, Acetoacetyl,Thiolase, Acetoacetyl CoA
D000102 Acetyl-CoA C-Acyltransferase Enzyme that catalyzes the final step of fatty acid oxidation in which ACETYL COA is released and the CoA ester of a fatty acid two carbons shorter is formed. 3-Ketoacyl CoA Thiolase,3-Ketothiolase,Acetyl CoA Acyltransferase,Acetyl Coenzyme A Acyltransferase,beta-Ketothiolase,2-Methylacetoacetyl CoA Thiolase,3-Oxoacyl CoA Thiolase,3-Oxoacyl-Coenzyme A Thiolase,beta-Ketoacyl Thiolase,Acetyl CoA C Acyltransferase,Acyltransferase, Acetyl CoA,C-Acyltransferase, Acetyl-CoA,CoA Acyltransferase, Acetyl,CoA Thiolase, 2-Methylacetoacetyl,CoA Thiolase, 3-Ketoacyl,CoA Thiolase, 3-Oxoacyl,Thiolase, 2-Methylacetoacetyl CoA,Thiolase, 3-Ketoacyl CoA,Thiolase, 3-Oxoacyl CoA,Thiolase, 3-Oxoacyl-Coenzyme A,Thiolase, beta-Ketoacyl,beta Ketoacyl Thiolase,beta Ketothiolase
D000123 Acetyltransferases Enzymes catalyzing the transfer of an acetyl group, usually from acetyl coenzyme A, to another compound. EC 2.3.1. Acetyltransferase
D000217 Acyltransferases Enzymes from the transferase class that catalyze the transfer of acyl groups from donor to acceptor, forming either esters or amides. (From Enzyme Nomenclature 1992) EC 2.3. Acyltransferase
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