Term Name:	positive regulation of peptidyl-tyrosine phosphorylation
Synonyms:	activation of peptidyl-tyrosine phosphorylation, stimulation of peptidyl-tyrosine phosphorylation, up regulation of peptidyl-tyrosine phosphorylation, up-regulation of peptidyl-tyrosine phosphorylation, upregulation of peptidyl-tyrosine phosphorylation
Definition:	Any process that activates or increases the frequency, rate or extent of the phosphorylation of peptidyl-tyrosine.
Ontology:	GO: Biological Process [GO:0050731]    QuickGO    AmiGO