OBESITY GENETIC CONTROL   ◊ Genetics   ◊ Role of FTO HUNGRY NPY/AgRP NEURONS   ◊ Elimination and treatment Overdone Risks ODONTOBLASTS DIFFERENTIATION   ◊ Role of Wnt5a   ◊ Role of SP1 ODOR choice RECEPTORS   ◊ Allelic Exclusion    • Monoallelic expression   ◊ Сhoice    •LHX2- and LDB1-mediated transinteractions regulate olfactory receptor choice    • H Enchancer    •Roles for Coding Sequences   ◊ CONTROL EXPRESSION    • Combination Seven Transcription Factors   ◊Description   ◊Diverse roles   ◊ Human   ◊ Role   ◊ and Taste   ◊ Receptors of amins OHC OLFACTORY SYSTEM Bulbs Channel Neural map development EPITHELIUM   ◊Single-cell transcriptional profiles   ◊Dynamic Expression of Neurogenic Markers   ◊Expression of N-myc DEVELOPMENT   ◊ Role of Pax6 OLFACTORY SENSORY NEURONS   ◊ Axonal Wiring   ◊ Growth and Branching   ◊ sensory processing in mitral cells   ◊ The long non-coding RNA Paupar regulates olfactory bulb neurogenesis OLIGODENDROCYTEs description DIFFERENTIATION   ◊Description   ◊ Proteins ID, OLIG FATE SPECIFICATION   ◊ Homeobox gene Gsx2 control GLOMERULI   ◊ Projection neurons PROGENITORS   ◊ Glial-restricted   ◊ Migration ORIGIN PRECURSORS   ◊ their Competition

OOCYTE DETERMINATION OF FATE   ◊ Irreversible DEVELOPMENTAL COMPETENCE   ◊Role of OCT4   ◊ a single cell and a tissue GERMLINE-SOMA COMMUNICATION   ◊ Oocytes Locally Remodel Follicular Architecture GERMINAL VESICLE OOCYTES   ◊ Genome organization and epigenetic marks GROWTH   ◊ DNA methylation Interaction with somatic cell   ◊with granulosa cell   ◊and follicle Polarity OOGENESIS Role MCM proteins   ◊ The Arp2/3 complex and the formin, Diaphanous regulate the size of germline ring canals   ◊ Mammalian Oocytes Store mRNA in Newly Found Membraneless Structure Ophtalmic Nerve OPTIC NERVE Histone deacetylase expression patterns OPTOGENETIC Genetically Encoded PhyB Optogenetics openChromatin ORGANELLS of CELL Proteomics ARTIFICIAL Biomimetic artificial organelles ORGANIZERs SECONDARY ORGANIZERS   ◊ Molecular mechanisms   ◊Isthmic SPEMANN-MANGOLD   ◊ Description   ◊ Human embryonic stem cells get organized   ◊Regionally specific induction and blasogenesis ORGAN DEVELOPMENT GENE EXPRESSION   ◊ Gene expression across mammalian organ development ORGANOIDS BRAIN   ◊ An in vivo model of functional and vascularized human brain organoids   ◊Microglia-containing human brain organoids for the study of brain development and pathology HEART   ◊ An in vivo Heart organoids and tissue models for modeling development and disease   ◊ An in vivo Multi-chamber cardioids unravel human heart development and cardiac defects KIDNEY   ◊ Kidney Organogenesis from Pluripotent Stem Cells LIVER   ◊ An in vivo Multi-cellular human liver organoids from pluripotent stem cells REPRODUCTIVE SYSTEM   ◊ Human Female Reproductive System Organoids RETINAL   ◊ Generation of Retinal Organoids with Mature Rods and Cones from Urine-Derived Human Induced Pluripotent Stem Cells ORGANOGENESIS GENETIC FACTORs Angiogenic growth factors GDF5 and Cx43 MGA ORGAN FORMATION   ◊ Transcriptional Dynamics   ◊ Pax3-derived cells identifies non-myogenic lineages in the embryonic forelimb ORGANOMICS   ◊ Understanding human development using single-cell transcriptomics OROFACIAL COMPLEX DEVELOPMENT   ◊Role of BMP7 Oscillator

OSCILLATORY GENE EXPRESSION VERTEBRATE SEGMENTATION   ◊ Insights into post-transcriptional mechanisms driving oscillatory gene expression during vertebrate segmentation OSSIFICATION CENTRES   ◊ Vascularization ENDOCHONDRAL   ◊ role of JunB OSTEOGENESIS CONTROL   ◊ Harnessing an Inhibitory Role of miR-16 in Osteogenesis by Human Mesenchymal Stem Cells INTRAMEMBRANOUS   ◊ Role of Angiogenesis OSTEOBLASTS Description DIFFERENTIATION   ◊MACF1 Overexpression Promotes Osteoblast Differentiation and Bone Formation   ◊ role of ECM   ◊Runx2 and Twists   ◊Runx2 OSTEOCLASTS CHARACTERISTICS   ◊description invasion ORIGIN   ◊ Developmental origin, functional maintenance and genetic rescue of osteoclasts STRUCTURE AND FUNCTION   ◊Role of VDACs, porin OSTEOCYTES EMBEDDED IN BONE MATRIX   ◊Formation OTIC ANLAGE DEVELOPMENT   ◊ Otic Capsule   ◊ Otocysts   ◊ Proneural field REGIONALIZATION   ◊Hindbrain signals OTOCONIA BIOGENESIS   ◊ Mechanisms   ◊ Slc26a4 Mutation OTOCYST AXIS   ◊ Determination REGIONALIZATION   ◊ Mechanisms OTOLITH BIOGENESIS   ◊ Ciliary motility OUTFLOW TRACT MORPHOGENESIS   ◊ Rotation   ◊ Pitx2-mediated remodeling   ◊ Vangl2-Regulated Polarisation OVARIAN MORPHOGENESIS DROSOPHILA   ◊ Fused and hedgehog MAMMALS   ◊Canonical β-catenin signaling pathway OVULATION PRE-OVULATORY INTERCELLULAR REGULATION   ◊ miR-125a-3p within mouse ovarian follicles OXYGEN SENSING Hypoxia-inducible factor (HIF)