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Nucleus in Medical News

UCI researchers find new way to fight cocaine addiction

... of the neurotransmitter have been detected in the nucleus accumbens of drug addicts. The study is the ... cocaine addiction and show that it occurs in the nucleus accumbens, a portion of the forebrain believed to ... Chung and Civelli believe MCH works in the nucleus accumbens to increase the pleasure of eating. ...

Anti-Cholesterol Drug May Ease Back Pain

... discs. The researchers removed cells from the nucleus pulposus (the jelly-like substance in the middle ... bone formation. After 72 hours, the number of nucleus pulposus cells had increased, the production of ... had decreased. Lovastatin caused no harm to the nucleus pulposus cells, the researchers reported. The ...

Scientists at CSHL uncover new RNA processing mechanism and a new class of small RNAs

... of a previously unknown mechanism in the nucleus that processes non-coding RNA molecules. ... RNA segment was observed to migrate out of the nucleus into the cell's aqueous cytoplasm. The longer ... split off from-- MALAT1--is "available" in the nucleus for other cellular duties. Broader ...

Pioneer(R) Surgical Technology's NuBac(R) Nucleus Replacement Device Wins FDA Approval for IDE Pivotal Study

... First Company to Reach Pivotal Study for Spine nucleus Replacement MARQUETTE, Mich., Oct. 30 ... Many other companies, pursuing nucleus replacement technology, have spent more time and ... The NuBac implant system is the only nucleus Replacement device that utilizes an articulating ...

Scientists shed light on long-distance signaling in developing neurons

... axon's tip sends key signals back to the cell nucleus to ensure the neuron's survival," explains senior ... of communication between the growth cone and the nucleus that we now describe." As Dr. Jaffrey ... -- which may be many centimeters away from the nucleus -- it senses a signal called nerve growth factor ...

RNA-associated introns guide nerve-cell channel production

... after being made in RNA are simply excised in the nucleus before the messenger RNA is transported to the ... a process once believed to only take place in the nucleus of cells. Now, in the current study, the ... that an intron-containing RNA outside of the nucleus serves a critical cellular function. The ...

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Nucleus in Medical Technology

Aching Back? Cholesterol Medication Might Help

... "Lovastatin Helps Re-Differentiation of Human nucleus Pulposus Cells During Monolayer Expansion" during ... Degeneration on Regenerative Potential of Human nucleus Pulposus Cells," at the same meeting. The two ... In one study, the researchers removed nucleus pulposus tissues from six human patients. ...

CoreSpine Technologies Expands Spinal Disc Site Preparation Efforts

... on generating a complete and selective nucleus removal device. The technology was recently ... and therapies begin to require more effective nucleus removal and endplate preparation through limited ... for preparing the spinal disc for artificial nucleus replacement and minimally invasive fusion ...

ViroPharma Announces Discontinuation of Maribavir Phase 3 Study in Liver Transplant Patients

... currently available anti-CMV agents that inhibit CMV DNA polymerase, maribavir inhibits viral DNA assembly and egress of viral capsids from the nucleus of infected cells. Maribavir also has demonstrated activity in vitro against strains of CMV that are resistant to current anti-CMV therapies. ...

Findings on Bladder-Brain Link May Point to Better Treatments for Problems in Sleep, Attention

... investigations of the neural circuits between the bladder and the brain, the researchers found that two small brain structures, the Barrington's nucleus and the locus ceruleus, developed abnormal activity as a result of the bladder obstruction. In particular, the locus ceruleus showed persistently ...

ViroPharma Announces Completion of Enrollment in Phase 3 Study of Maribavir in Stem Cell Transplant Patients

... currently available anti-CMV agents that inhibit CMV DNA polymerase, maribavir inhibits viral DNA assembly and egress of viral capsids from the nucleus of infected cells. Maribavir also has demonstrated activity in vitro against strains of CMV that are resistant to current anti-CMV therapies. About ...

Kosan Presents Preclinical Data on Nuclear Export Inhibitors, Novel Anticancer Agents, at AACR

... NEIs are potent, specific inhibitors of CRM1, a highly conserved, essential protein that exports key regulatory proteins ("cargo" proteins) from the nucleus to the cytoplasm. Many cargo proteins that depend on CRM1 for nuclear export, such as p53, Bcr-Abl and FOXO-3a, function as tumor suppressors or ...

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Nucleus in Medical Products

BD Visitec Nucleus Rotator

Description:... For rotating nucleus during phacoemulsification, Also useful for dislocating the nucleus into the anterior chamber during extracapsular cataract extraction, 45, ...
Company:BD Ophthalmics

Akahoshi Prechop (temporal approach)

Description:... Straight shafts, cross action. Round handle. Divides nucleus for phacoemulsification. Nuclear division is attained without grooving. Nuclei of any hardness can be pre-chopped with pre-chop forceps and nucleus sustainer. Phaco of pre-chopped nuclear fragments is rapid. Risk of ...
Company:Duckworth & Kent Ltd.

Dodick Nucleus Cracker

Description:... Dodick nucleus cracker cross-action longitudinally serrated paddle shaped jaws for cracking the nucleus through a 3.0 mm ....
Company:Katena Products, Inc.

Ernest Nucleus Cracker

Description:... Ernest nucleus cracker extra delicate cross-action serrated paddle shaped jaws for cracking the nucleus through a 2.5 mm ....
Company:Katena Products, Inc.

Sinskey Nucleus Spatula

Description:... Used to mash overlooked pieces of nucleus into irrigating-aspirating unit and to control nucleus with second hand in phacoemulsification. 31 mm long narrow spatula blade. ...
Company:Bausch & Lomb Storz

Mackool-Bechert Nucleus Rotator

Description:... The popular Bechert nucleus rotator has been modified to have the shaft angled 10 mm from tip to bend for ease of manipulation of the lens nucleus in the anterior chamber. Round knurled ....
Company:Bausch & Lomb Storz

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Nucleus in Medical Definition

Nuclear medicine

... technology Nuclear engineering Nuclear physics • Nuclear fission • Nuclear fusion • Radiation • Ionizing radiation • Atomic nucleus • Nuclear safety • Nuclear chemistry Nuclear material Nuclear fuel • Fertile material • Thorium • Uranium • Enriched uranium ...
Nucleus in Medical Dictionary

Chromosome

... rearrangement. Chromosome s come in pairs. In humans, the nucleus of each cell has 23 pairs of chromosome s (46 total chromosome s ). ... distinctive pairs, or 46 total chromosome s , are located within the nucleus (central structure) of each cell . Chromosome Analysis DNA Testing ...

Disk

... bones of the spinal column. What is going on in the body? Hernia ted nucleus pulposus (slipped disk ) Definition: Hernia ted nucleus pulposus, or slipped disk , is a condition in which part or all of the ...

Cervix

... part of the body, particularly a joint . paracentetic; paracentral; paracentral artery ; paracentral fissure ; paracentral lobule; paracentral nucleus of thalamus; paracentral scotoma ; paracentrical; paracentric inversion; para cervical ; para cervical block anaesthesia; para cervix ; ... ...

Chromosomes

... genetic information that exist within every cell of the body. Twenty-three distinctive pairs, or 46 total chromosomes , are located within the nucleus (central structure) of each cell . Chromosomes contain thousands of genes that are stored in DNA, the basic genetic material. The specimen ...

Gene

... Vitamin , Gene , and Enzyme Replacement Therapy Programs related to this topic Community Newborn Medicine ... Gene Located in the nucleus of the cell , gene s contain hereditary information that is transferred from cell to cell . Gene tic ... Gene could hold key to ...

Hearing Loss

... autosomal dominant ) involving damage to the kidney s, hematuria , and hearing loss . In some individuals vision may also be affected. nucleus 24 Contour cochlear implant Cochlear implant indicated for use in children (age 12 months and older) with profound sensorineural hearing loss ...

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Nucleus in Biological News

Universitat Autonoma de Barcelona researchers first to clone mice in Spain

... their chromosomes and substituted them for the nucleus of an adult somatic cell. The cloning of mice is ... enzyme histone deacetylase, located at the cell nucleus where the DNA is found. Research carried out ... favour the reprogramming of the somatic cell nucleus transferred to the oocyte cytoplasm. Its use in ...

Protein that triggers plant cell division revealed by researchers

... division--that is, they observed BASL in both the nucleus and in a small region out near the periphery in ... made BASL, but the protein was found in both the nucleus and a small region at the periphery. This proved ... how BASL moves from where it is made to the nucleus or out to the periphery of the cell, and what it ...

The egg makes sure that sperm don't get too old

... Stem cell therapy involves replacing the cell nucleus in unfertilised egg with a nucleus from a somatic cell that has come from a patient ... these cells would depend on the age of the cell nucleus that was transferred. Our results suggest that ...

CSHL researchers pinpoint structure-building role for 2 non-coding RNAs

... Cold Spring Harbor, N.Y. Most of the DNA in the nucleus of each of our cells is converted into RNA, but ... counterparts in simple organisms like yeast, the nucleus in mammalian cells has an extraordinarily ... the DNA-protein complex known as chromatin, the nucleus is organized with compartments such as the ...

How eating fruit and vegetables can improve cancer patients' response to chemotherapy

... tumor suppressor p53, a protein, in the cell nucleus a necessary step for killing the cell that ... in their cytoplasm and nucleus. When DNA in the nucleus is damaged, p53 moves to the nucleus where it activates genes that stop cell growth ...

New insights into the regulation of PTEN tumor suppression function

... define a pathway that maintains PTEN in the nucleus and offer a novel target for enhancing this ... cell, it has to be properly localized within the nucleus in order to maintain its full tumor suppressive ... either of which can force PTEN from the nucleus and prevent its ability to act as a tumor ...

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Nucleus in Biological Technology

Cochlear Americas Provides Support for Cochlear Implant Recipients to Pursue Higher Education

... "Cochlear Americas is dedicated to empowering our nucleus recipients with an opportunity to pursue higher ... , was born profoundly deaf and received a nucleus cochlear implant at age 2. Emily is enrolled in ... age of 9 months, and at age 4 received her first nucleus cochlear implant. She received a second cochlear ...

Memoirs of a qubit: Hybrid memory solves key problem for quantum computing

... computer memory: storing information inside the nucleus of an atom. This breakthrough is a key step in ... a hybrid system using both the electron and nucleus of an atom of phosphorous embedded in a silicon ... can become rapidly corrupted. This is where the nucleus comes in: when the information in the electron is ...

Positive Preclinical Data on Cell Therapy for Spinal Disc Repair Presented at 23rd Annual Meeting of the North American Spine Society

... disc. In these pre-clinical studies, the disc nucleus from adult pigs was removed and replaced with ... the ability to generate cartilage in the disc nucleus in a predictable and consistent basis," said Dr. ... to be the major cause of back pain, begins in the nucleus and is accompanied by cell death and tissue ...

Genetic manipulation might model cystic fibrosis

... or contained the most common CF-associated mutation (delta-F508). The nucleus of these cells was used to fertilize the eggs of female pigs, and male ... of the CFTR gene in ferret fibroblasts, followed by the transfer of the nucleus of the cells to the eggs of female ferrets was taken by John Engelhardt ...

JCI online early table of contents: March 6, 2008

... or contained the most common CF-associated mutation (delta-F508). The nucleus of these cells was used to fertilize the eggs of female pigs, and male ... of the CFTR gene in ferret fibroblasts, followed by the transfer of the nucleus of the cells to the eggs of female ferrets was taken by John Engelhardt ...

Genetic pathway critical to disease, aging found

... RNA, all-important molecules that carry genetic information from the nucleus of a cell to the cytoplasm where proteins are made. Star-PAP is ... explains, "is like a postage stamp that enables messenger RNA to exit the nucleus of the cell and enter the cytoplasm where the genetic message is ...

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Nucleus in Biological Products

Rabbit Anti-ARG. Vasopressin Polyclonal Antibody, Unconjugated from GeneTex

Description:... Antibody to ARG. Vasopressin The antibody blocks with the arginine vasopression peptide. Cells are found in the paraventricular and supraoptic nucleus and fibers are found throughout the hypothalmus in rat brain of 4% FA perfused tissue. Immunogen: Arginine Vasopression ...
Company:GeneTex

Rabbit Anti-CRF Polyclonal Antibody, Unconjugated from GeneTex

Description:... antibody blocks specificially with the ovine CRF sequence that it was raised against. Cells and fibres are found in the paraventricular hypothalamic nucleus of rat brain in colchicine treated 4% FA perfused tissue. Immunogen: CRF: ...
Company:GeneTex

Rabbit Anti-HDAC4 Polyclonal Antibody, Unconjugated from GeneTex

Description:... residues. Its C-terminal sequence is highly similar to the deacetylase domain of yeast HDA1. HDAC4, unlike other deacetylases, shuttles between the nucleus and cytoplasm in a process involving active nuclear export. Association of HDAC4 with 14-3-3 results in sequestration of HDAC 4 protein in the ...
Company:GeneTex

DAPI from KPL

Description:... DAPI (4,6-diamidine-2-phenylindole, dihydrochloride) is a fluorescent counterstain which stains the nucleus blue in color. The bright blue fluorescence provides excellent contrast to red fluorochromes such as rhodamine, Cy3, Texas Red, or R-Phycoerythrin. ...
Company:KPL

Propidium Iodide from KPL

Description:... (PI) is a fluorescent nucleic acid dye which binds only to double-stranded nucleic acids. As a nuclear counterstain, propidium iodide stains the nucleus light to dark red in color. The fluorescent red color provides excellent contrast to green or blue fluorochromes such as FITC, Cy2 or AMCA. ...
Company:KPL

Nuclear Matrix Protein ELISA Kit from Calbiochem

Description:... DO NOT FREEZE. Nuclear matrix proteins (NMPs) make up the internal structural framework of the nucleus and are associated with such functions as DNA replication, RNA synthesis, and hormone receptor binding. Although the nuclear matrix has been shown to ...
Company:Calbiochem

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Nucleus in Biological Definition

Apoptosis

... molecules, an event that sends signals from the nucleus for the mitochondrion to start the apoptotic ... ( DNA and its packaging proteins ) in the cell nucleus ) undergoes initial degradation and condensation ... stage, the double membrane that surrounds the nucleus still appears complete; however, as observed by ...

Cell nucleus

... In cell biology , the nucleus (from Latin nucleus or nuculeus , kernel) is an organelle , found ... regulates and facilitates transport between the nucleus and the cytoplasm, while separating the chemical ...

Cloning

... somatic cell nuclear transfer in which the nucleus is removed from an egg cell and replaced with a nucleus extracted from a cell of the organism to be ... both the egg cell and its transplanted nucleus must be from the same species). As ...

Eukaryote

... are ultimately derived from such vesicles. The nucleus is surrounded by a double membrane, with pores ... origins have also been proposed for the nucleus and eukaryotic flagella , but this is not ... mitosis , a process which allows each daughter nucleus to receive one copy of each chromosome. In most ...

Mitosis

... cells. This process assures that each daughter nucleus receives a complete copy of the organism's ... G2, the second growth phase; and M, where the nucleus divides through mitosis. Mitosis is divided into ... the changes which occur in the centrosomes and nucleus of a cell in the process of mitotic division. ...

Signal transduction

... pass through the nuclear membrane into the nucleus and enable the production of a certain gene ... sequence which enables its passage into the nucleus is accessible. Steroid receptors can also have ... . These receptors are located in the nucleus and are not accompanied by chaperone proteins ....

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Nucleus in Biological Dictionary

Protons

... mass 1,836 times that of the electron Atomic nucleus The central region of an atom. Atoms are ... ... Adding or removing protons from the nucleus of an ... Proton , elementary particle that ... with ... Protons make up part of the nucleus of all atoms except ... Protons .com ... 2 ...

Prokaryotes

... are a group of organisms that lack a cell nucleus (= karyon), or any other membrane-bound ... -ee-oht) Organisms whose cells do not have a nucleus in which DNA is housed and which lack many of ... a bacterium, characterized by the absence of a nucleus and other specialized ... Prokaryotes ...

Polar nuclei

... contents into the female gametophyte, the egg nucleus is fertilized by one of the sperm, the other ... are contained within the embryo sac. ... nucleus fertilizes a polar cell with two 1N nuclei ... nuclei fuse to form a diploid polar nucleus that ... chalazal antipodal cells, two polar ...

Organelles

... plasma membrane and containing a membrane-bound nucleus and organelles . Explore the structure of ... ... ... The larger organelles , such as the nucleus and vacuoles, are easily visible with ... Not ... . ... Organelles : (1) nucleolus (2) nucleus (3) ribosomes (little dots) (4) vesicle ... ...

Nucleus

... In cell biology, the nucleus , also sometimes referred to as the "control ... organized as multiple long ... nucleus (neuroanatomy), a central nervous system structure composed mainly of gray matter ... nucleus (band), a British jazz-rock band led by Ian ...

Nucleolus

... ... Organelles: (1) nucleolus (2) nucleus (3) ribosome (4) vesicle (5) rough ... After ... ... Nucleolus , structure within the nucleus of cells, involved in the manufacture of ... ... Biology: The Nucleolus ... Cell Organelles: The nucleus and Nucleolus ... The Nucleolus . Nuclear ...

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