Kuongorora kwakaitwa muna 2006 kwakaratidza kuti insulin-yakafanana nekukura kwechinhu chiripo mune zvigadzirwa zvemukaka inogona kuwedzera mukana wekubatana kwe dizygotic. Kunyanya, ongororo iyi yakawana kuti vanaamai vevegan (vanobvisa mukaka kubva pakudya kwavo) vane chikamu chimwe muzvishanu zvingangove nemapatya sevanamai vanodyara miriwo kana vanodya zvinhu zvese, uye vakagumisa kuti "Genotypes inokurudzira IGF yakakwira uye kudya kunosanganisira zvigadzirwa zvemukaka, kunyanya munzvimbo dzinopihwa kukura kwehomoni kumombe, zvinoita kunge zvinowedzera mikana yekubata pamuviri kwakawanda nekuda kwekukurudzira kwechibereko. "Kubva muna 1980 kusvika 1997, huwandu hwekuberekwa kwemapatya muUnited States hwakakwira 52%. Kukwira uku kunogona kunzi kunokonzerwa nekuwedzera kukurumbira kwekubereka uye nzira dzakadai semishonga, izvo zvinoguma nekuzvarwa kakawanda kupfuura kubereka kwakawanda kusingabatsirwe. Zvinogona zvakare kuve zvakabatana nekuwedzera kwehomoni yekukura. Mubvunzo: Ndeupi rudzi rwechikafu chakawanikwa mune zvigadzirwa zvemukaka?
insulin- yakafanana nekukura factor