2022 Le Goff Martinand-Mari Belkhir Vacelet Nidelet Godefroy Baghdiguian Molecular complexity gene expression controlling cell turnover during digestive cycle carnivorous sponge Lycopodina hypogea Cell Tissue Research 388 399-416 Carnivorous sponge Homeostasis Metazoa morphogenesis Cell biology Transcriptomic analysisCell Biology Lycopodina hypogea carnivorous sponge tolerates laboratory husbandry very well During digestion cycle performed without any digestive cavity species undergoes spectacular morphological changes leading total regression long filaments ensure capture prey reformation end cycle phenomenon unique opportunity analyze molecular cellular determinants ensure digestion sister group all other metazoans differential transcriptomic analysis coupled cell biology studies proliferation differentiation programmed cell deaths i e autophagy destructive/constructive function apoptosis demonstrate molecular cellular actors ensure digestive homeostasis sister group all remaining animals similar in