As reported (here) previously, the synthetic injectable molecule from Israeli startup Raziel Therapeutics melts fat cells. RZL-12 converts white adipose tissue (WAT) into brown adipose tissue (BAT) after a single injection into subcutaneous fat. Raziel has just raised another $22 million of funds.
https://www.calcalistech.com/ctech/articles/0,7340,L-3776138,00.html
https://finder.startupnationcentral.org/company_page/raziel-therapeutics