this information inferred that the trichomonads : 1 ) were unable to biosynthesize fatty acids de novo , 2 ) took up unesterified fatty acids from the culture medium and used them in phosphoglyceride and sphingolipid biosynthesis and/or turnover , 4 ) did not use unesterified fatty acids in the biosynthesis or turnover of cholesteryl esters or triacylglycerols .
C0015684
fatty acids
C0015688
unesterified fatty acids