Category: Lab Notes: Cell Biology
Nucleoplasm
Nucleoplasm, also known as nuclear sap or karyoplasm, is the protein-rich, semi-fluid medium within the cell nucleus, surrounded by the…
Cytoplasm
Cytoplasm is the living material within cells between the cell membrane and nuclear envelope. This complex, gel-like substance comprises water,…
Nuclear Pore Complex
Nuclear pore complexes are large, intricate protein assemblies that span the nuclear envelope, creating selective channels for molecular transport between…
Nuclear Envelope
The nuclear envelope, also known as the nuclear membrane, is a highly specialized double membrane system that forms the defining…
Desmosome
Desmosomes are specialized intercellular junctions that function as molecular rivets, providing exceptional mechanical strength to tissues subjected to constant stress….
Adherens Junction
Adherens junctions are essential cell-cell adhesion complexes that provide mechanical strength and stability to tissues. Found in nearly all solid…
Tight Junction
Tight junctions form the closest contacts between neighboring cells, creating a continuous seal that regulates what passes through the spaces…
Functional Roles of Lipid Rafts
Lipid rafts are dynamic, cholesterol- and sphingolipid-enriched membrane microdomains that function as organizational platforms for various cellular processes. These specialized…
Structural Organization of Lipid Rafts
Lipid rafts are specialized, dynamic microdomains in the plasma membrane enriched in cholesterol, sphingolipids, and specific proteins. They serve as…
Molecular Interactions within Lipid Rafts
Lipid rafts are specialized membrane microdomains that function as organizational hubs for various cellular processes. Their unique composition and structure…
Lipid Rafts in Diseases
Lipid rafts play a crucial role in maintaining cellular homeostasis by regulating signal transduction, membrane trafficking, and immune responses. Their…
Lipid Raft
Lipid rafts are specialized microdomains within the plasma membrane of cells, characterized by their enrichment in cholesterol, sphingolipids, and specific…
Peroxisome
Peroxisomes are single-membrane-bound organelles present in virtually all eukaryotic cells. These dynamic structures play crucial roles in various metabolic processes,…
Microtubule
Microtubules are essential cytoskeletal elements that form dynamic structures within cells. These hollow cylindrical polymers play crucial roles in cellular…
Chloroplast
Chloroplasts are specialized organelles found in plant cells and algae that conduct photosynthesis. These remarkable structures convert light energy into…