Pyrimidine metabolism in parasitic flatworms.
1960
J W CAMPBELL
UI
MeSH Term
Description
Entries
D009348
Nematoda
A phylum of unsegmented helminths with fundamental bilateral symmetry and secondary triradiate symmetry of the oral and esophageal structures. Many species are parasites.
Phasmidia,Secernentea,Sipunculida
D010986
Platyhelminths
A phylum of acoelomate, bilaterally symmetrical flatworms, without a definite anus. It includes three classes: Cestoda, Turbellaria, and Trematoda.
Flatworms,Flatworm,Platyhelminth
D011743
Pyrimidines
A family of 6-membered heterocyclic compounds occurring in nature in a wide variety of forms. They include several nucleic acid constituents (CYTOSINE; THYMINE; and URACIL) and form the basic structure of the barbiturates.