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Membrane in Biological Dictionary

Zona pellucida

... The zona pellucida is a glycoprotein membrane surrounding the plasma membrane of an oocyte. It is a vital constitutive part of ... pellucida n. The thick, solid, transparent outer membrane of a developed mammalian ovum. ... Zona ...

Vitelline membrane

... The vitelline membrane is a structure directly adjacent to the outer surface of the plasma membrane of an ovum. It is composed mostly of protein ... for sperm binding, binding to sperm plasma membrane receptors. The species-specificity between these ...

Vesicle

... ... GO:0030659 : cytoplasmic vesicle membrane [391 gene products] ... GO:0030120 : vesicle ... Institute ... represents a Vesicle -associated membrane ... O95292 Vesicle -associated membrane protein-associated protein B/C ... Online ...

Vacuoles

... A vacuole is a membrane organelle which is present in all plant and ... have very large distinct vacuoles . ... The membrane surrounding the plant cell vacuole is ... in the cytoplasm of a cell, bound by a single membrane and containing water, food, or metabolic waste ...

Vacuole

... A vacuole is a membrane organelle which is present in all plant and ... in the cytoplasm of a cell, bound by a single membrane and containing water, food, or metabolic waste ... ... The term vacuole in biology refers to a membrane ... The vacuole is used only in plant ...

Tympanic membrane

... The tympanic membrane , is a thin membrane that separates the external ear from the middle ... the other ossicles. Rupture ... Tympanic membrane Perforation - Tympanoplasty. The tympanic ...

Transport vesicle

... because of ... ... in the plasma membrane after the fusion of the transport vesicle ... of a transport vesicle at the target membrane precedes the ... The European Bioinformatics ... of transport vesicles to the correct membrane destination involves ... the steps involved in ...

Transmembrane receptor

... membrane or Transmembrane receptors are specialized integral membrane proteins that take part in communication ... protein or protein fraction having a ... membrane or Transmembrane receptors are specialized ...

Transport protein

... A membrane transport protein is a protein involved in ... membrane. Transport proteins are integral membrane proteins; that ... Transport protein ... database describing the predicted cytoplasmic membrane transport protein complement for organisms ...

Transmembrane proteins

... for extraction, although some of ... membrane or Transmembrane receptors are specialized integral membrane proteins that take part in communication ... is a protein that spans the entire biological membrane ... 3.8 Proteins with alpha-helical ...

Thylakoids

... ... thylakoid ( ) n. A saclike membrane that is the structural unit of the grana in ... Thylakoids consists of a thylakoid membrane surrounding a thylakoid lumen. ... ... that are ... thylakoids The specialized membrane structures in which photosynthesis takes place. ...

Thylakoid

... thyme. thyme camphor ... The thylakoid membrane system also must be protected against abiotic ... ... Many thylakoid -associated and integral membrane proteins that are not part of ... ... VBS Course Navigator, Photosynthesis, Thylakoid membrane and Stroma, Previous ... Thylakoid menbrane and ...

Shell membrane

... vision: to become a global FRP pressure ... membrane Shell . membrane Shell ... Product information for membrane Shell from Harbin ROPV Industry Development ...

Serosa

... In anatomy, a serous membrane (or serosa ) is a smooth membrane consisting of a thin layer of cells which ... peritoneal cavities, enclosing their serous membrane n. A ...

Sarcolemma

... The sarcolemma is the cell membrane of a muscle cell . It consists of a true ... Skeletal muscle structure; The plasma membrane of a muscle cell, called the sarcolemma , ... These invaginations allow depolarization of the membrane to quickly penetrate to the interior of the cell. ...

Resting potential

... Relatively static membrane potential of quiescent cells is called resting membrane potential , as opposed to the specific dynamic ... called action potential and graded membrane potential . ...

Proton-motive force

... which a proton gradient across a mitochondrial membrane and ... In most cases the proton motive ... proton - motive force is caused to 3/4 by the membrane potential, and ... BioInfoBank Library :: ... and osmotic volume in chloroplast membranes. membrane potential ... What does PMF stand for? ...

Protein folding

... folding and the Levinthal paradox ... How membrane proteins are assembled and how to think about thethermodynamics of the stability of membrane proteins ... membrane Protein Folding and Stability ... II. IN ...

Pleura

... lungs are surrounded by the pleura , a serous membrane which folds back upon itself to form a two-layered, membrane structure. The thin space between the two pleural ... lungs are surrounded by the pleura , a serous membrane which folds back upon ... pleurae n. ... ...

Plasmalemma

... from Plasmalemma ) ... the plasma membrane or plasmalemma ) is the biological membrane ... ... called the plasma membrane or plasmalemma ) is the ...

Plasma membrane

... The cell membrane is the biological membrane separating the interior of a cell from the ... All living cells have a plasma membrane that encloses their contents. ... The plasma ...

Plasma cells

... to thank TFD for its existence? ... The cell membrane (also called the plasma membrane or plasmalemma) is the ... 3D structures of proteins associated with plasma membrane of eukaryotic cells ... differentiate into ...

Phospholipid bilayer

... A lipid bilayer is a thin membrane made of two layers of lipid molecules. These ... a continuous barrier around cells. The cell membrane of almost all living organisms and many viruses ... organized by contact with the double layer of membrane lipids. Hydrophilic phosphates of the ...

Peritoneum

... invertebrates, the peritoneum is the serous membrane that forms the lining of the abdominal cavity or ... ... Definition of Peritoneum . Peritoneum : The membrane that lines the abdominal cavity and ... Online ... is an inflammation of the peritoneum , the thin membrane that lines the abdominal wall and covers the ...

Peripheral protein

... Peripheral membrane proteins are proteins that adhere only temporarily to the biological membrane with which they are associated. These molecules attach to integral membrane proteins, or penetrate the peripheral regions ...

Pericardium

... inner sac, or serous pericardium , is a delicate membrane which lies within ... The pericardium ... in ... An inflammation of the pericardium (a membrane that surrounds your heart) ... A sample of the ... free online English ... pericardium - a serous membrane with two layers that ... visceral pericardium . ...

Passive transport

... movement of a chemical substance across a cell membrane without expenditure of energy by the cell, as in ... transport of a substance across a cell membrane by diffusion; expenditure of energy is not ... ... space. The diffusion of substances across a membrane is called passive transport . transport . ...

Osmosis

... osmosis work? Find out how a semipermeable membrane can act as a filter for some particles while ... of water molecules across a semi-permeable membrane from ... 4 Reverse and forward osmosis and ... Games ... Remco Engineering questions about membrane systems, reverse osmosis and ultrafiltration ......

Nuclear membrane

...... The nuclear envelope is a double-layered membrane that encloses the contents of the nucleus ... pores, ... both it and the inner nuclear membrane can exchange membranous materials with the ER. ... Nuclear , membrane ,biological ,biology dictionary,biology ...

Nuclear lamina

... It is composed of intermediate filaments and membrane associated proteins. Besides providing mechanical ... ... The nuclear envelope is a double-layered membrane that encloses the ... The nuclear lamina is ... Attachment of the lamina to the inner nuclear membrane during interphase and ... nuclear ...

NADPH

... enzyme complex. It can be found in the plasma membrane as well as in the membrane of phagosome. nicotinamide adenine ... wet ... NADPH ) ... THE PMN NADPH ... THE membrane COMPONENTS ... CYTOSOLIC COMPONENTS OF ... ...

Mitochondrial membrane

... In cell biology, a mitochondrion is a membrane -enclosed organelle found in most eukaryotic ... ... The outer mitochondrial membrane , which encloses the entire organelle, has a ... ratio similar to the eukaryotic plasma membrane . It contains numerous integral proteins ...

Membrane transporter

... A membrane transport protein is a protein involved in ... such as another protein across a biological membrane . Transport proteins are integral membrane proteins; that ... The dopamine ...

Membranes

... of cell membranes " ... Artificial membrane also known as synthetic membrane is a syntheticly created membrane which is usually intended for separation purposes ...

Lysosome

... of proteins associated with lysosome membrane Retrieved July 6, 2008. ... The interior of a ... contains many enzymes (collectively ... The membrane of the lysosome has intergral proteins called ... is ... Lysosomes form by budding off from the membrane of the trans-Golgi network. ... Lysosomes ...

Lipids

... the energy storage lipids . 4 Phospholipids: membrane components ... On function for Lipids is ... structure. ... Lipid rafts & caveolae. membrane proteins. Integral protein structure ... On ... are crucial to cell function (such as cellular membrane ... lipids , unlike carbohydrates, tend to be ...

Ion channel

... the small voltage gradient across the plasma membrane of all living cells by allowing the flow of ... a chemical ... Ion channels are membrane protein complexes and their function is to ... channels regulate the flow of ions across the membrane in all cells. ... Main article: Voltage-gated ...

Intermembrane space

... space is the region between the inner membrane and the outer membrane of a mitochondrion or a chloroplast. The main ... Because of channels in the outer membrane of the mitochondria, the content of the ...

Hyperpolarization

... Hyperpolarization is a change in a cell's membrane potential that makes it more negative. It is the ... ( in nervous system (anatomy): The neuronal membrane ) ... the plasma membrane has a negative charge compared to the outside, ...

Fluid mosaic model

... of cell membranes" ... the plasma membrane is the fluid mosaic model . ... Fluid mosaic model . 2.2 Lipid bilayer. 2.3 membrane polarity. 2.4 Integral membrane proteins ... The fluid mosaic model of ...
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