level of Set1/Ash2 histone methyltransferase complex subunit ASH2 in blood serum (OBA_2040699, an Ontology of Biological Attributes term) is the amount of a Set1/Ash2 histone methyltransferase complex subunit ASH2 when measured in blood serum. Also known as: blood serum Set1/Ash2 histone methyltransferase complex subunit ASH2 amount.