https://hstalks.com/category/761/cell-biology/?biosci New and updated series & talks on Cell Biology from HSTalks' Biomedical & Life Sciences Collection. daily 1 2006-01-01T12:00+00:00 Henry Stewart Talks en © Copyright Henry Stewart Talks Ltd. The Biomedical & Life Sciences Collection © Copyright Henry Stewart Talks Ltd. https://hstalks.com/t/19883/virus-replication-cycles/?biosci Virus replication cycles - Virus vs. other microbes - Major steps of viral replication - Lytic vs. lysogenic cycles - DNA, RNA, retrovirus replication - Viral impact on host cells - Disease & antiviral drug targets Virus replication cycles Virus replication cycles, Virus vs. other microbes, Major steps of viral replication, Lytic vs. lysogenic cycles, DNA, RNA, retrovirus replication, Viral impact on host cells, Disease & antiviral drug targets 2026-03-31 2026-03-31 The Biomedical & Life Sciences Collection https://hstalks.com/t/19872/lysosomal-storage-diseases/?biosci Lysosomal storage diseases - Lysosomal enzymes and proteins - Gaucher, Tay-Sachs, Niemann-Pick - Clinical features and variability - Early diagnosis importance - Biochemical and genetic testing - Management advances: ERT and gene therapy - Current treatment limitations - Supportive care and early intervention Lysosomal storage diseases Lysosomal storage diseases, Lysosomal enzymes and proteins, Gaucher, Tay-Sachs, Niemann-Pick, Clinical features and variability, Early diagnosis importance, Biochemical and genetic testing, Management advances: ERT and gene therapy, Current treatment limitations, Supportive care and early intervention 2026-03-31 2026-03-31 The Biomedical & Life Sciences Collection https://hstalks.com/t/19869/apoptosis-programmed-cell-death/?biosci Apoptosis mechanisms - Apoptotic pathways - Caspase roles - Apoptosis in health - Apoptosis malfunction in disease - Apoptosis in cancer therapy Apoptosis: programmed cell death Apoptosis mechanisms, Apoptotic pathways, Caspase roles, Apoptosis in health, Apoptosis malfunction in disease, Apoptosis in cancer therapy 2026-03-31 2026-03-31 The Biomedical & Life Sciences Collection https://hstalks.com/t/19870/mitochondrial-biogenesis-and-dynamics/?biosci Mitochondrial biogenesis regulation - Mitochondrial fusion and fission - Non-energetic mitochondrial roles - Mitochondrial quality control and mitophagy - Mitochondrial turnover in health and disease - Mitochondrial dysfunction and disease links - Targeting mitochondrial dynamics therapeutically Mitochondrial biogenesis and dynamics Mitochondrial biogenesis regulation, Mitochondrial fusion and fission, Non-energetic mitochondrial roles, Mitochondrial quality control and mitophagy, Mitochondrial turnover in health and disease, Mitochondrial dysfunction and disease links, Targeting mitochondrial dynamics therapeutically 2026-03-31 2026-03-31 The Biomedical & Life Sciences Collection https://hstalks.com/t/19868/cytoskeleton/?biosci Cytoskeletal structure and components - Microfilament, intermediate filament, microtubule roles - Cytoskeleton in cell shape, movement, transport - Cytoskeleton response to cellular signals and stress - Cytoskeleton in division, healing, tissue integrity - Diseases from cytoskeletal dysfunction and implications - Cytoskeleton importance in biology and medicine Cytoskeleton Cytoskeletal structure and components, Microfilament, intermediate filament, microtubule roles, Cytoskeleton in cell shape, movement, transport, Cytoskeleton response to cellular signals and stress, Cytoskeleton in division, healing, tissue integrity, Diseases from cytoskeletal dysfunction and implications, Cytoskeleton importance in biology and medicine 2026-03-31 2026-03-31 The Biomedical & Life Sciences Collection https://hstalks.com/t/19860/receptor-types-and-drug-targets/?biosci Receptor types and classes - Drug-receptor interaction mechanisms - Major drug targets - Target selectivity and side effects - Roles of agonists, antagonists, modulators - Genetic variability in personalized medicine Receptor types and drug targets Receptor types and classes, Drug-receptor interaction mechanisms, Major drug targets, Target selectivity and side effects, Roles of agonists, antagonists, modulators, Genetic variability in personalized medicine 2026-03-31 2026-03-31 The Biomedical & Life Sciences Collection https://hstalks.com/t/18560/pluripotency-and-differentiation-signals/?biosci Pluripotency in stem cells - Key transcription factors - Stem cell signalling pathways - Epigenetic regulation & chromatin remodelling - Microenvironment & differentiation cues - Tissue formation & development - Regenerative medicine applications Pluripotency and differentiation signals Pluripotency in stem cells, Key transcription factors, Stem cell signalling pathways, Epigenetic regulation & chromatin remodelling, Microenvironment & differentiation cues, Tissue formation & development, Regenerative medicine applications 2026-02-26 2026-02-26 The Biomedical & Life Sciences Collection https://hstalks.com/t/18545/prokaryotic-vs-eukaryotic/?biosci Cell Structure Differences - Nucleus and Genetic Material - Organelle Complexity Prokaryotic vs. eukaryotic Cell Structure Differences, Nucleus and Genetic Material, Organelle Complexity 2026-02-26 2026-02-26 The Biomedical & Life Sciences Collection https://hstalks.com/t/14248/impaired-immunity/?biosci Immune system interplay - Causes of immune defects - Organ specific vs. non organ specific (systemic) autoimmune disease - Role of different components in various immunodeficiencies - Self vs. non self Impaired immunity Dr. Fernando Martinez Estrada Immune system interplay, Causes of immune defects, Organ specific vs. non organ specific (systemic) autoimmune disease, Role of different components in various immunodeficiencies, Self vs. non self 2026-02-26 2026-02-26 The Biomedical & Life Sciences Collection https://hstalks.com/t/18559/tyrosine-kinase-receptors-and-growth-factors/?biosci RTK structure and function - RTK activation mechanisms - Major MAPK and PI3K pathways - Key growth factors EGF and insulin - RTKs in development and disease - RTK dysregulation in cancer - Therapeutic targeting of RTKs Tyrosine kinase receptors and growth factors RTK structure and function, RTK activation mechanisms, Major MAPK and PI3K pathways, Key growth factors EGF and insulin, RTKs in development and disease, RTK dysregulation in cancer, Therapeutic targeting of RTKs 2026-02-26 2026-02-26 The Biomedical & Life Sciences Collection https://hstalks.com/t/15304/liquid-biopsy/?biosci Targets of liquid biopsy - Benefits of liquid biopsy - Circulating tumor DNA -Circulating Tumor Cells (CTCs) - Process of CTC detection - Advances in cancer detection - FDA status of liquid biopsy based methods for cancer detection Liquid biopsy Dr. Fabio Del Ben Targets of liquid biopsy, Benefits of liquid biopsy, Circulating tumor DNA -Circulating Tumor Cells (CTCs), Process of CTC detection, Advances in cancer detection, FDA status of liquid biopsy based methods for cancer detection 2026-02-26 2026-02-26 The Biomedical & Life Sciences Collection https://hstalks.com/t/17214/homeostasis/?biosci Homeostasis concept - Feedback mechanisms - Core variable regulation - Organ system collaboration - Dynamic homeostasis - Homeostasis in health and disease Homeostasis Homeostasis concept, Feedback mechanisms, Core variable regulation, Organ system collaboration, Dynamic homeostasis, Homeostasis in health and disease 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17213/cell-cycle-and-regulation/?biosci Cell cycle stages and functions - Cell cycle checkpoints and regulation - Roles of cyclins, CDKs, and inhibitors - Tumour suppressors and proto-oncogenes in proliferation - Cancer from cell cycle dysregulation - Therapeutic targeting of cell cycle in cancer Cell cycle and regulation Cell cycle stages and functions, Cell cycle checkpoints and regulation, Roles of cyclins, CDKs, and inhibitors, Tumour suppressors and proto-oncogenes in proliferation, Cancer from cell cycle dysregulation, Therapeutic targeting of cell cycle in cancer 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17212/cell-therapy/?biosci Fundamental cell therapy principles - Autologous vs allogeneic therapy - CAR-T and iPSC therapies - Oncology and regenerative medicine uses - Safety, manufacturing, regulation challenges - Emerging cell therapy technologies Cell therapy Fundamental cell therapy principles, Autologous vs allogeneic therapy, CAR-T and iPSC therapies, Oncology and regenerative medicine uses, Safety, manufacturing, regulation challenges, Emerging cell therapy technologies 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17236/fertilisation-and-zygote-formation/?biosci Gamete formation and preparation - Monospermic fertilisation mechanisms - Zygote formation and genetic fusion - Early embryonic cleavage divisions - Zygote to blastocyst transition and hatching - Implantation and cell lineage determination Fertilisation and zygote formation Gamete formation and preparation, Monospermic fertilisation mechanisms, Zygote formation and genetic fusion, Early embryonic cleavage divisions, Zygote to blastocyst transition and hatching, Implantation and cell lineage determination 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17241/extracellular-matrix/?biosci ECM structure and functions - ECM macromolecule classes and roles - Basement membrane vs interstitial matrix - ECM regulation of cell behavior - ECM and integrin interactions - ECM in tissue development and disease Extracellular matrix ECM structure and functions, ECM macromolecule classes and roles, Basement membrane vs interstitial matrix, ECM regulation of cell behavior, ECM and integrin interactions, ECM in tissue development and disease 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17242/mapk-and-pi3k-akt-pathways/?biosci MAPK & PI3K-Akt pathway intro - Cell growth & survival regulation - Pathway activation mechanisms - Feedback loops & pathway modulation - MAPK & PI3K-Akt pathway cross-talk - Role in cancer & therapy resistance - Targeted therapy & combination treatments MAPK and PI3K-Akt pathways MAPK & PI3K-Akt pathway intro, Cell growth & survival regulation, Pathway activation mechanisms, Feedback loops & pathway modulation, MAPK & PI3K-Akt pathway cross-talk, Role in cancer & therapy resistance, Targeted therapy & combination treatments 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/15240/transmembrane-domains-and-the-regulation-of-trogoc/?biosci CAR trogocytosis - T-cell receptor transfer - Transmembrane domain regulation - Functional CAR signalling - T-cell reprogramming - CAR-T therapy implications Transmembrane domains and the regulation of trogocytosis in T cells Dr. Stefano Barbera CAR trogocytosis, T-cell receptor transfer, Transmembrane domain regulation, Functional CAR signalling, T-cell reprogramming, CAR-T therapy implications 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17240/cell-types-and-function/?biosci Cell types and roles - Structure-function in cells - Major eukaryotic cell classes - Specialized cellular adaptations - Integration of cell types in tissues - Cellular specialization and plasticity - Coordination in tissue and organ function Cell types and function Cell types and roles, Structure-function in cells, Major eukaryotic cell classes, Specialized cellular adaptations, Integration of cell types in tissues, Cellular specialization and plasticity, Coordination in tissue and organ function 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/17243/second-messengers-camp-ip3-calcium/?biosci Second messengers in cell signaling - CAMP, IP3, calcium generation - Signal transduction pathways - Amplification and termination of signals - Roles of cAMP, IP3, and calcium - Cross-regulation of second messenger pathways - Cell function and disease relevance Second messengers: cAMP, IP3, calcium Second messengers in cell signaling, CAMP, IP3, calcium generation, Signal transduction pathways, Amplification and termination of signals, Roles of cAMP, IP3, and calcium, Cross-regulation of second messenger pathways, Cell function and disease relevance 2026-01-28 2026-01-28 The Biomedical & Life Sciences Collection https://hstalks.com/t/4723/modeling-ca2-signals-understanding-ca2-regulatory-/?biosci FCCP-sensitive Ca2+ stores - The mitochondrial uniporter (MCU) - Mitochondrial Ca2+ flux - Spatially nonuniform Ca2+ signals - Spatial hierarchy of Ca2+ signals - The diffusion equation - Ca2+ responses in spherically symmetrical cells - Methods for analyzing Ca2+ handling properties in intact cells - Developing an experimentally based model of Ca2+ dynamics in sympathetic neurons Modeling Ca2+ signals: understanding Ca2+ regulatory networks in cells - Ca2+ stores: mitochondria, models of spatially non-uniform Ca2+ signals, applications to analysis of experimental results Dr. David Friel FCCP-sensitive Ca2+ stores, The mitochondrial uniporter (MCU), Mitochondrial Ca2+ flux, Spatially nonuniform Ca2+ signals, Spatial hierarchy of Ca2+ signals, The diffusion equation, Ca2+ responses in spherically symmetrical cells, Methods for analyzing Ca2+ handling properties in intact cells, Developing an experimentally based model of Ca2+ dynamics in sympathetic neurons 2026-01-20 2026-01-20 The Biomedical & Life Sciences Collection https://hstalks.com/t/4711/modeling-ca2-signals-understanding-ca2-regulatory-/?biosci Qualitative properties of Ca2+ dynamics - Steady states - The impact of Ca2+ stores on Ca2+ signals - Ca2+ sources and sinks - The linear one-pool model - Nullclines - Ca2+ induced Ca2+ release (CICR) - Ca2+ oscillatory cycles - The nonlinear model Modeling Ca2+ signals: understanding Ca2+ regulatory networks in cells - Ca2+ stores: endoplasmic reticulum, calcium oscillations Dr. David Friel Qualitative properties of Ca2+ dynamics, Steady states, The impact of Ca2+ stores on Ca2+ signals, Ca2+ sources and sinks, The linear one-pool model, Nullclines, Ca2+ induced Ca2+ release (CICR), Ca2+ oscillatory cycles, The nonlinear model 2026-01-20 2026-01-20 The Biomedical & Life Sciences Collection https://hstalks.com/t/4755/modeling-ca2-signals-understanding-ca2-regulatory-/?biosci Calcium signals - Modeling calcium signals - Development of dynamic calcium signaling models - The fundamental equation - Calcium buffers - Deriving the fundamental calcium dynamics equation - Calcium fluxes Modeling Ca2+ signals: understanding Ca2+ regulatory networks in cells: introduction and basic concepts Dr. David Friel Calcium signals, Modeling calcium signals, Development of dynamic calcium signaling models, The fundamental equation, Calcium buffers, Deriving the fundamental calcium dynamics equation, Calcium fluxes 2026-01-20 2026-01-20 The Biomedical & Life Sciences Collection