GO:0060213

positive regulation of nuclear-transcribed mRNA poly(A) tail shortening

Details: 
Any process that increases the frequency, rate or extent of poly(A) tail shortening of a nuclear-transcribed mRNA. Poly(A) tail shortening is the decrease in length of the poly(A) tail of an mRNA from full length to an oligo(A) length. [GOC:dph, GOC:tb]
Evidence Code: