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stem at Biology News

Spleen may be source of versatile stem cells

A year ago, Massachusetts General Hospital (MGH) researchers discovered that the spleen might be a source of adult stem cells that could regenerate the insulin-producing islets of thepancreas. In a follow-up to that unexpected finding, members of thesame team now report that these potential adult stem cells produce aprotein previously believed to be present only during the embryonicdevelopmen...

Genes In The Interferon System Important In Systemic Lupus Erythematosus

Two genes with very strong associations withthe disease systemic lupus erythematosus (SLE) have been identified bya team of scientists headed by researchers at the Department of MedicalSciences at Uppsala University. The findings are being published todayon the Web page of the highly prestigious American Journal of HumanGenetics. "These findings are probably the first genetic pieces of ahug...

Priming embryonic stem cells to fulfill their promise

Bioengineering researchers at the Universityof California, San Diego have invented a process to help turn embryonicstem cells into the types of specialized cells being sought as possibletreatments for dozens of human diseases and health conditions. SangeetaBhatia and Shu Chien, UCSD bioengineering professors, and ChristopherJ. Flaim, a bioengineering graduate student, described the cell-cult...

Emory Study Tests Bone Marrow Stem Cells to Improve Circulation in Legs

Physicians at Emory University School ofMedicine are conducting a clinical trial using stem cells generatedwithin the bone marrow to grow new blood vessels that could improvecirculation in patients with blockages in the arteries of their legs --a condition called (PVD). Individuals with PVD...

Fox Chase Cancer Center scientists identify immune-system mutation

A team of Fox Chase Cancer Center scientists led by immunologist Dietmar J. Kappes, Ph.D., has identified the genetic mutation that keeps a mouse strain from developing white blood cells, or lymphocytes, called helper T cells. The report by Kappes and his colleagues appears in the Feb. 24 issue of Nature. Kappes' laboratory first discovered the mice with this naturally occurring defect in...

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stem at Biology Products

R.A.P.I.D. System from Idaho Technology Inc.

Description:Idaho Technologys R.A.P.I.D. System (Ruggedized Advanced Pathogen Identification Device) is a rugged, real-time, PCR thermocycler designed for field hospitals, mobile laboratories and other rough environments. In addition to its ruggedness, it is designed with the same sensitivity and specify as the LightCycler instrument. By taking advantage of thin-walled capillary tubes, the R.A.P.I.D. is able...
Company:Idaho Technology Inc.

CEQ 8800 Genetic Analysis System from Beckman Coulter

Description:The CEQ 8800 Genetic Analysis System, which processes two 96-well plates and tracks the samples. This automated system adds a higher level of throughput to the CEQ product line. The CEQ 8800, part of Beckman Coulters new GenomeLab family of products*, also offers a bar coding link with the Biomek series liquid handers, for increased automation. The CEQ 8800 automates and integrates the majo...
Company:Beckman Coulter

ProteomeLab PA 800 Protein Characterization System from Beckman Coulter

Description:The ProteomeLab PA 800 is an automated, high-resolution protein analysis system. Part of Beckman Coulters ProteomeLab family of products, the PA 800 offers a comprehensive range of automated protein characterization solutions including molecular weight determination, peptide mapping, isoelectric focusing, carbohydrate profiling and mechanisms to study protein/protein interactions in solution. B...
Company:Beckman Coulter

ProteomeLab PF 2D Protein Fractionation System from Beckman Coulter

Description:The ProteomeLab PF 2D is an automated, two-dimensional fractionation system for high-resolution analysis of complex protein mixtures. Part of Beckman Coulters ProteomeLab family of products, the PF 2D produces results in just hours. The system effectively resolves the thousands of proteins present in cell lysates, addressing a key challenge in todays proteomics research.In the first dimension,...
Company:Beckman Coulter

pET GST Fusion System 42 plus Competent Cells from Novagen

Description:Schistosomal glutathione-S-transferase (GST) is commonly used as a fusion partner when expressing proteins in E. coli (1). The GSTTag sequence has been reported to enhance the production and in some cases the solubility of its fusion partners. When expressed in a soluble, properly folded form, GSTTag fusion proteins can be purified with immobilized glutathione. Gentle elution is achieved with buf...
Company:Novagen

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stem at Biology Technology

New Mammalian Two-Hybrid System Detects Protein-Protein Interactions

Stratagene hybrid genes are used to detect protein-protein interactions via the activationof reporter gene expression. This expression occurs as a resul...

Assess the In Vivo Activation of Signal Transduction Pathways with PathDetect Reporting Systems

Assess the In Vivo Activation of Signal Transduction Pathways withPathDetect Stratagene Signal transduction is essential to many cellular processes, such asgrowth, differentiation, an...

Generate Adenovirus Vectors in E. coli by Homologous Recombination with the AdEasy Adenoviral Vector System

Efficient gene transfer and high-level protein expression within a varietyof cells Stratagene Recombinant adenoviruses provide a versatile means of gene delivery andexpression. We describe the AdEasy adenoviral vectorsystem, whichsimp...

New Yeast Cloning System for Producing Proteins with Native Amino Acid Sequences

Stratagene Cloning Systems, Inc. The ESP LIC cloning and expression system features rapid and high-yieldproduction of recombinant proteins in yeast. This system usesligation-independent cloning (LIC) for efficient and dire...

Enhanced PCR Cloning System

Stratagene are convenient for cloningPCR fragments generated with any PCR enzyme. The method is highlyefficient, easy, and superior to other available methods. Now,Str...

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stem at Biology Definition

Vestibular system

, is the sensory systemthat provides the dominant input about our movement and orientation inspace. Together with the cochlea, the auditory organ, it is situated in the in the inner ear (Figure 1). As our movements consist ofrotations and translations, the vestibular system comprises two components:the <a href="/ ?q=/ Bio...

Systems biology

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Stem cell

, enabling doctors to repair specific <a href...

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stem at Biology Dictionary

Vestibular system

The <a href="/ ?q=/ Biology-Dictionary/ or...

Venous system

Covered in Lab 16 Rat Respiratory and <a href="/ ?q=/ Biology-Dictionary/ circulatory_system" class="h...

Vascular system

; one of the four main <a href="/ ?q=/ ...

Systems biology

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Stem

s this function is the defining...

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stem at Medicine News

Stem cell research- now Nobel Laureates join the debate

Throwing their lot with the group of scientists asking for more funding into stem cell research, 80 Nobel prize winners are faxing a letter to U.S. President George W. Bush asking him not to block stem cell research in any way. The debate on stem cell research is reaching a feverish pitch with both sides slamming each other on the pros and cons of stem cell research. While those...

Passive smoking affects respiratory system

Scientists have produced strong evidence that passive smoking has a lasting impact on the respiratory systems of children. A team from the US National Center for Environmental Health in Atlanta studied data from 3,400 children aged 3 to 16 years. The researchers analysed the children's blood to determine the concentration of a substance called cotinine, produced when the b...

Govt Keen To Propagate Stem Cell Research On Right Track

To avoid quackery in the field of stem cell therapy, and propagate the stem cell research on right track, the Government has decided to work on improving the protocols involved in this therapy. // The system would be developed under the leadership of director general of the Indian Council of Medical Research (ICMR), according to Union health secretary P K Hota. The...

Another Potential Of Stem Cells Discovered: Used For Growing Cartilage

In a breakthrough, scientists have successfully converted human embryonic stem cells into cartilage cells, raising hope that in future, replacement cartilage could be grown for transplantation for a number of injuries and medical // problems, including sports injuries, new cartilage for people having hip replacements, and even for cosmetic and reconstructive surgery. The research, to...

Telomerase Vital In Maintaining Ability of Stem Cell to Multiply

Carol Greider, Ph.D., director and professor of molecular biology and genetics in the Johns Hopkins Institute of Basic Biomedical Sciences and colleagues have found that the length of telomeres is important// in ensuring that stem cells are able to divide indefinitely. Telomeres are the ends of the chromosomes that protect genetic information while the chromosome is undergoing division....

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stem at Medicine Products

Silicone Oil Cannula System - 20 Gauge

Description:20 gauge x 8 mm with 15 cm high pressure extension tube preattached to a 10C ring control syringe. 3 per box....
Company:Bausch & Lomb Storz

Silicone Oil Cannula System - 19 Gauge

Description:19 gauge x 8 mm with 15 cm high pressure extension tube preattached to a 10C ring control syringe. 3 per box....
Company:Bausch & Lomb Storz

SuperVu Galilean System

Description:Keeler Galilean loupes are ideal for general dental and surgical work when increased magnification and a large field of view of required. Keeler loupes are laser aligned, lightweight and comfortable to wear which reduces eyestrain. Fixed working distance and superior depth of focus means improved posture with no need for stooping....
Company:Keeler Instruments Inc.

SuperVu 2.5x Galilean system

Description:Made up of doublet objective and high power negative lens delivering magnification of 2.0x, 2.5x and 3.0x. The true benefit of this system is ease of use. Movement whilst maintaining focal clarity is made possible due to a superior depth of field. The ultra lightweight aluminum bar and individual interpupillary adjustment provides stability for the mounted loupes and optimal focal alignment, elim...
Company:Keeler Instruments Inc.

SuperVu 2.0x Galilean system

Description:Made up of doublet objective and high power negative lens delivering magnification of 2.0x, 2.5x and 3.0x. The true benefit of this system is ease of use. Movement whilst maintaining focal clarity is made possible due to a superior depth of field. The ultra lightweight aluminum bar and individual interpupillary adjustment provides stability for the mounted loupes and optimal focal alignment, elim...
Company:Keeler Instruments Inc.

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stem at Medicine Technology

When Volume Matters, Immunoassay Systems Deliver

Although new and innovative technology has enabled more and more laboratory testing to occur at the bedside or physicians office, the central laboratory is hardly threatened with extinction. National volume data suggest that medium and large labs are busier than ever before, and the huge range of their capabilities, gold standard reliability and ability to handle very large volumes of tests a...

Genetic Analysis Systems Enter the Clinical Mainstream

Like many other diagnostic regimes that were previously restricted to large specialty laboratories, genetic analysis is entering the clinical mainstream. Smaller, simpler analyzer systems are now suitable and affordable for hospital or large physicians group labs, while some genetic test kits are becoming available for primary point of care locations such as clinics and physician offices.<...

New Quality Control Systems for Every Laboratory Application

Quality Control (QC) materials and procedures are key to meeting the needs of doctors and patients by verifying accuracy and precision of analytical methods. Vendors of these systems can be a valuable resource, designing customized QC materials and protocols to help lab managers ensure that analytical error st...

Immunoassay Systems - Your Laboratory Workhorse

Although new and innovative technology has enabled more and more laboratory testing to occur at the bedside or physicians office, the central laboratory is hardly threatened with extinction. National volume data suggest that medium and large labs are busier than ever before, and the huge range of their capabilities, gold standard reliability and ability to handle very large volumes of tests a...

Gene Therapy Eradicates Pancreatic Cancer in Preclinical Trial Targeting System's Success in Mouse Model Reported in Cancer Cell

HOUSTON, July 9, 2007 - A molecularly engineeredtherapy selectively embeds a gene in pancreatic cancer that shrinksor eradicates tumors, inhibits metastasis, and prolongs survivalwith virtually no toxicity, researchers from The University ofTexas M. D. Anderson Cancer Center report in the July 9 edition ofCancer Cell. "This vehicle, or vector, is so targeted and robust in itscanc...

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stem at Medicine Definition

World medical systems

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Ultrasound-enhanced systemic thrombolysis

) to treat stroke-causing blood clots. It is thought that transcrania...
stem at Medicine Dictionary

Systemic sclerosis

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Systemic lupus erythematosus

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Systemic

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Multiple system atrophy

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Lymphatic system

[ Med Help International ] [ Search ] [ Ask the...

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Breaking Biology News(10 mins):New holographic method could be used for lab-on-a-chip technologies 2New holographic method could be used for lab-on-a-chip technologies 3New holographic method could be used for lab-on-a-chip technologies 4Most US organizations not adapting to climate change 2Most US organizations not adapting to climate change 3MedImmune Advances Pediatric Disease Prevention Program With Start of Phase 1 2a Clinical Trial for Respiratory Syncytial Virus Vaccine 3385 1MedImmune Advances Pediatric Disease Prevention Program With Start of Phase 1 2a Clinical Trial for Respiratory Syncytial Virus Vaccine 3385 2Therapeutic vaccines 28574 1Therapeutic vaccines 28574 2Springer launches Cognitive Computation 28571 1Springer launches Cognitive Computation 28571 2New model developed to estimate radiation skin doses during CT guided interventional procedures 28568 1New model developed to estimate radiation skin doses during CT guided interventional procedures 28568 2
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