Methylenetetrahydrofolate Reductase Deficiency (MTHFRD)<\/td> | <\/a><\/a><\/a><\/td> | Not Available<\/span><\/td><\/tr>S-Adenosylhomocysteine (SAH) Hydrolase Deficiency<\/td> | <\/a><\/a><\/a><\/td> | Not Available<\/span><\/td><\/tr>Spermidine and Spermine Biosynthesis<\/td> | <\/a><\/a><\/a><\/td> | Not Available<\/span><\/td><\/tr><\/tbody><\/table> | | |