We might fairly call this YK-11 usage the Mac11wildcat YK-11 protocol. It's consistent with the findings of:
Lakshman, K. M., Bhasin, S., Corcoran, C., Collins-Racie, L. A., Tchistiakova, L., Forlow, S. B., … LaVallie, E. R. (2009). Measurement of myostatin concentrations in human serum: Circulating concentrations in young and older men and effects of testosterone administration. Molecular and Cellular Endocrinology, 302(1), 26–32. doi:10.1016/j.mce.2008.12.019
That found that, given graded doses of testosterone enanthate up to 300 mg (600 mg group was terminated and excluded due to adverse events in the older men group) resulted in MSTN concentrations peaking at day 56 and returning to base-line at day 140:
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