PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29196300-6 2018 Further study shows that 11-ketotestosterone (11-KT) and 17beta-estradiol (E2) levels are significantly decreased in Zmettl3m/m , and defective gamete maturation is accompanied by decreased overall m6A modification levels and disrupted expression of genes critical for sex hormone synthesis and gonadotropin signaling in Zmettl3m/m Thus, our study provides the first in vivo evidence that loss of Mettl3 leads to failed gamete maturation and significantly reduced fertility in zebrafish. 11-ketotestosterone 25-44 methyltransferase like 3 Danio rerio 397-403