216 papers
Developmental biology explores the incredible journey of how a single cell transforms into a complex, living organism. This field investigates the molecular switches and cellular conversations that guide growth, tissue formation, and the emergence of unique body structures, helping us understand both the origins of life and the roots of developmental disorders.
At Gist.Science, we ensure you never miss a breakthrough by processing every new preprint in this category from bioRxiv. Our team provides both plain-language explanations and detailed technical summaries for each paper, making cutting-edge research accessible to everyone regardless of their scientific background.
Below are the latest studies in developmental biology, offering fresh insights into how life takes shape.
This study reveals that in *C. elegans* embryonic epidermis, the basolateral protein LGL-1 and the RhoGAP PAC-1 function redundantly to inhibit apical polarity determinants, preventing embryonic lethality caused by excessive apical expansion and epidermal rupture.
This study reveals that the apical junction protein AJM-1 establishes stochastic lateralization of *C. elegans* olfactory neurons by promoting SLO-1 expression and antagonizing mechanosensitive calcium signaling, thereby driving the specification of the AWCON subtype.
This study demonstrates that laminin and fibronectin in the extracellular matrix cooperate with chemical guidance cues to mechanically confine and guide the self-organization of endothelial cells during zebrafish intersegmental vessel formation, as revealed by combined in vivo imaging and hybrid mathematical modeling.
This paper reveals that *Drosophila* germ-band extension employs a two-state remodeling strategy where the anterior tissue behaves as a fluidized state driven by internal myosin fluctuations, while the posterior tissue acts as a solid undergoing crystal-like ordering and plastic flow induced by external stresses, collectively solving the inhomogeneous reshaping challenge of embryogenesis.
This study establishes hormonally responsive bovine oviductal organoids that accurately mimic the native oviduct's phase-specific molecular signatures and functional secretions, thereby enhancing sperm capacitation and offering a sustainable platform for advancing assisted reproduction technologies.
This study reveals that during neuronal differentiation, the balanced accumulation of Smo and GPR161 in the primary cilium elevates ciliary cAMP levels to suppress canonical Shh signaling and regulate actin dynamics, thereby ensuring proper neuron polarization and preventing the formation of unstable axon-like projections.
This study demonstrates that BMP antagonists are essential for sustaining zebrafish mandibular growth by preventing ectopic chondrocyte hypertrophy and maintaining cartilage organization within the Meckel's cartilage.
EmbryoTempoFormer is a clip-based CNN-Transformer framework that infers interpretable, embryo-level developmental tempo from zebrafish brightfield time-lapse microscopy, enabling statistically robust quantification of how environmental or genetic perturbations alter developmental dynamics rather than merely shifting nominal time.
This paper presents a detailed description and a practical staging table of the embryonic development of the convict cichlid (*Amatitlania nigrofasciata*) from fertilization to hatching at 26°C, highlighting key temporal milestones such as rapid early cleavage, asymmetric epiboly, and the overlap of somitogenesis with late gastrulation to facilitate future comparative and experimental research.
This study challenges the prevailing gland-centric model by demonstrating that the uterine luminal epithelium maintains its own distinct progenitor population and undergoes extensive expansion and morphogenesis to independently regenerate the endometrium during menstruation and pregnancy, rather than relying on glandular cells for repair.