Dr. Lushchak’s article talks about Drosophila insulin-producing cells, which are differentiated by Serotonin and Octopamine receptors and affect social behaviour.
Insulin and insulin-like growth factors are evolutionarily conserved peptides that regulate development, growth and physiological aspects in a wide range of animals.
According to Dr. Oleh, in Drosophila, eight insulin-like peptides were identified as probable ligands of a single tyrosine kinase insulin receptor.
To learn more click here: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4055686/