[biological_process] adipose tissue development <sep> cytosolic lipolysis <sep> fat cell differentiation <sep> lipid droplet formation <sep> lipid droplet organization <sep> lipid storage <sep> maintenance of location in cell <sep> negative regulation of lipid catabolic process <sep> positive regulation of cold-induced thermogenesis <sep> regulation of phosphatidic acid biosynthetic process <sep> spermatid differentiation