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network in Biological Definition

Chromosome

... pages Chromosome News from Genome News network European Chromosome 11q network Eurochromnet , European network for Rare Chromosome Disorders on the Internet ...

Gene regulatory network

... A gene regulatory network (also called a GRN or genetic regulatory network ) is a collection of DNA segments in a cell ... thereby governing the rates at which genes in the network are transcribed into mRNA . Contents ...

Brain

... difficult because the brain is not a static arrangement of circuits, but a network of vastly interconnected neurons that are constantly changing their ... on prior experiences and on physical needs. A similarly extensive nerve network delivers signals from a brain to control muscles throughout a body. ...

Actin

... helicaly forming actin filaments (or microfilaments ), which like the other two components of the cellular cytoskeleton form a three-dimensional network inside an eukariotic cell . Actin filaments provide mechanical support for the cell, determine the cell shape, enable cell movements (through ...

Antibiotic

... compounds are restricted to the relatively very few components of the actual virus itself. External links Antibiotic News from Genome News network (GNN) Bruce Sterling's Bitter Resistance JAAPA: New antibiotics useful in primary care Resources Alliance for the Prudent Use ...

Bioinformatics

... and objects (as program modules) that make bioinformatics easier. See also biologically-inspired computing morphometrics metabolic network Important publications in bioinformatics Related fields applied mathematics — biology — computer science — ...

Cancer

... research and treatment American Cancer Society Patient advocate group Cancer Medicine, 6th Edition Textbook National Comprehensive Cancer network - has free guidelines for professionals and many pages of quality information for patients with all types of cancers American Institute for ...

Cisterna

... then the trans-cisternae (as they move away from the endoplasmic reticulum ). The formation of new cisternae is often called the cis-Golgi network and at the end of the Golgi where transport to other parts of the cell occurs is called the trans-Golgi network. Both are thought to be specialized ...

Cloning

... mouse cloning laboratory, from the University of Utah's Genetic Science Learning Center Cloned Cats in Texas Cloning News from Genome News network (GNN) Discussion of cloning from the Roslin Institute - creators of Dolly the sheep Cloning timeline : from CNN Green Light to ...

Bioinformatics

... and objects (as program modules) that make bioinformatics easier. See also biologically-inspired computing morphometrics metabolic network Important publications in bioinformatics Related fields applied mathematics — biology — computer science — ...

Cytoskeleton

... involved in the maintenance of cell shape. All non-spherical bacteria have genes encoding actin-like proteins, and these proteins form a helical network beneath the cell membrane that guides the proteins involved in cell wall biosynthesis . Some plasmids encode a partitioning system that involves ...

Drosophila

... reduced. The insect respires by means of air-filled internal tubes, the tracheae . This ectoderm -derived organ forms a highly branched tubular network which provides the organs with oxygen. Lifecycle and ecology Habitat Drosophila is found primarily in tropical regions. "The fruit fly, ...

Endoplasmic reticulum

... of the Golgi apparatus. (10) Trans face of the Golgi apparatus. (11) Cisternae of the Golgi apparatus. The ER consists of an extensive membrane network of tubes and cisternae (sac-like structures). The membrane encloses a space, the cisternal space (or internal lumen) from the cytosol . This space ...

Evolution

... - How Evolution Works Talk.Origins Archive - see also talk.origins Charles Darwin's writings Evolution News from Genome News network (GNN) National Academy Press: Teaching About Evolution and the Nature of Science ...

Fungus

... called a thallus or soma , composed of one-cell-thick filaments termed hyphae (singular: hypha ). The hyphae typically form a microscopic network within the substrate (food source) called the mycelium , through which food is absorbed. Usually the most conspicuous part of any fungus are ...

Genetics

... See also List of genetics-related topics Related topics genetic screen central dogma of molecular biology gene regulatory network Important publications in genetics List of genetics research organizations genetic counseling genetic testing List of ...

Intermediate filament

... These form a network, the nuclear lamina , that supports the nuclear envelope. There are lamin A, B, and C filaments. Lamin A and C form the lamin network and are attached to the nuclear membrane by lamin B. (See also: nuclear envelope ) Keratin IFs keratin intermediate filaments ...

Nucleoplasm

... and nucleoli. Chromosomes contain information encoded in DNA attached to proteins called histones and are usually arranged in to a dense network called chromatin. Nucleoli are granular structures which make ribonucleic DNA (rDNA) and assemble it with proteins. ...

Microorganism

... External links Integrated Microbial Genomes draft and completed genomes from the U.S. Department of Energy Microbe News from Genome News network BBC News, 28 September, 2001: The microbes that 'rule the world' Citat: ... The Earth's climate may be dependent upon microbes that eat rock ...

Actin

... helicaly forming actin filaments (or microfilaments ), which like the other two components of the cellular cytoskeleton form a three-dimensional network inside an eukariotic cell . Actin filaments provide mechanical support for the cell, determine the cell shape, enable cell movements (through ...

Nervous system

... or touch as well as the stimulus of the animals' reflexive mechanical response.The worms and flukes of the phylum platyhelminthes possess a network of nerves that operates like a more conventional nervous system, but lack a brain. Annelid worms and tunicates have a primitive brain called a ...

Neuron

... of cellular extensions. Each neuron has very many dendrites with profuse dendritic branches. These structures form the main information receiving network for the neuron. Axon and dendrites alike are typically only about a micrometre thick, while the soma is usually about 25 micrometres in ...

Olfaction

... Intensity versus Identity Coding in an Olfactory System, Neuron 39, 991-1004. Stopfer, M. and Laurent, G. (1999). Short-term memory in olfactory network dynamics, Nature 402, 664-668. Chandler Burr. (2003). The Emperor of Scent : A Story of Perfume, Obsession, and the Last Mystery of the Senses . ...

Operon

... a repressor; transcription of the structural genes takes place unless a repressor is bound to the operator. See also gene regulatory network Lac operon ...

Phosphorylation

... transduction , for example the way in which incoming light is processed in the light-sensitive cells of the retina . Signaling networks The network underlying phosphorylation can be very complex. In some cellular signalling pathways, a protein A phosphorylates B, and B phosphorylates C, but A ...

Prion

... such protein, called HET-S, adopts a prion-like form in order to function properly. The prion form of HET-S spreads rapidly throughout the cellular network of a colony and can convert the non-prion form of the protein to a prion state after compatible colonies have merged. However, when an incompatible ...

Endoplasmic reticulum

... of the Golgi apparatus. (10) Trans face of the Golgi apparatus. (11) Cisternae of the Golgi apparatus. The ER consists of an extensive membrane network of tubes and cisternae (sac-like structures). The membrane encloses a space, the cisternal space (or internal lumen) from the cytosol . This space ...

Rudolf Steiner

... Truth and Science (doctoral thesis) Man as Symphony of the Creative Word (1923) External links Goetheanum The Anthroposophy network Calendar of the Soul The Rudolf Steiner Archive Steiner Books Rudolf Steiner Foundation Camphill Association Weleda ...

Endoplasmic reticulum

... of the Golgi apparatus. (10) Trans face of the Golgi apparatus. (11) Cisternae of the Golgi apparatus. The ER consists of an extensive membrane network of tubes and cisternae (sac-like structures). The membrane encloses a space, the cisternal space (or internal lumen) from the cytosol . This space ...

Skin

... 30 days. Blood capillaries are found beneath the epidermis, and are linked to an arteriole and a venule. Arterial shunt vessels may bypass the network in ears, the nose and fingertips. The dermis lies below the epidermis and contains a number of structures including blood vessels, nerves, hair ...

Endoplasmic reticulum

... of the Golgi apparatus. (10) Trans face of the Golgi apparatus. (11) Cisternae of the Golgi apparatus. The ER consists of an extensive membrane network of tubes and cisternae (sac-like structures). The membrane encloses a space, the cisternal space (or internal lumen) from the cytosol . This space ...

Stem cell

... Cells in the Spotlight , an accessible and comprehensive look at stem cell research from the University of Utah. Stem Cell News from Genome News network . Stem Cells: Policies and Players . New Scientist's list of stem-cell and cloning related articles it has covered . PNAS supplement: ...

Systems biology

... diseases such as cancer, diabetes and AIDS. See also artificial life Biomedical cybernetics computer simulation gene regulatory network model signalomics Important publications in systems biology Bibliography Gregory Bock and Jamie A. Goode (eds), (2002) "In ...
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