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Promise and caution shown in ongoing research into stem cell treatment of strokes

Posted: Published on July 9th, 2013

Public release date: 9-Jul-2013 [ | E-mail | Share ] Contact: Dwight Angell dwight.angell@hfhs.org 313-850-3471 Henry Ford Health System DETROIT While stem-cell therapy offers great promise for the treatment of stroke, much research remains to be done to show its long-term effectiveness and to understand the potential for dangerous side effects. These are the conclusions drawn by Henry Ford Hospital neurologists Jing Zhang, M.D., Ph.D., and Michael Chopp, Ph.D., scientific director of the Henry Ford Hospital Neuroscience Institute, in a review of their own and other current research into the next-generation treatment of one of the leading causes of death and disability around the world. The article has been accepted for publication by Expert Opinion on Biological Therapy. Most strokes are ischemic, meaning they occur when an artery to the brain is blocked, stopping the flow of vital, oxygen-rich blood. The blockage can be caused by a blood clot, air bubble or other mass in the blood stream. "This touches off many complicated reactions," Dr. Zhang explains. "Nerve circuits are disrupted. Chemical processes within cells are disturbed. The blood-brain barrier, which protects the brain from a wide range of harmful invasions, including infection, is damaged. "As a result, many stroke … Continue reading

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Microparticles Create Localized Control of Stem Cells

Posted: Published on July 9th, 2013

Newswise Before scientists and engineers can realize the dream of using stem cells to create replacements for worn out organs and battle damaged body parts, theyll have to develop ways to grow complex three-dimensional structures in large volumes and at costs that wont bankrupt health care systems. Researchers are now reporting advances in these areas by using gelatin-based microparticles to deliver growth factors to specific areas of embryoid bodies, aggregates of differentiating stem cells. The localized delivery technique provides spatial control of cell differentiation within the cultures, potentially enabling the creation of complex three-dimensional tissues. The local control also dramatically reduces the amount of growth factor required, an important cost consideration for manufacturing stem cells for therapeutic applications. The microparticle technique, which was demonstrated in pluripotent mouse embryonic cells, also offers better control over the kinetics of cell differentiation by delivering molecules that can either promote or inhibit the process. Based on research sponsored by the National Institutes of Health and the National Science Foundation, the developments were reported online July 1 in the journal Biomaterials and were presented at the 11th Annual International Society for Stem Cell Research meeting held in Boston June 12-15, 2013 . By trapping these … Continue reading

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Retina Institute of California Advances Genetic Diagnostics for Treatment of Age-related Macular Degeneration (AMD)

Posted: Published on July 9th, 2013

Arcadia, CA (PRWEB) July 09, 2013 Retina Institute (RIC) now offers RetnaGene, a genetic test to evaluate the risk of a patient with early age-related macular degeneration (AMD) progressing to advanced choroidal neovascular disease within 2, 5, and 10 years. Efficient monitoring of this chronic disease greatly reduces the chances of partial or complete loss of vision in patients. "RetnaGene testing represents the leading edge of clinically impactful genetic medicine in ophthalmology, stated RIC surgeon, Joshua Hedaya, MD. This technology will fundamentally improve our ability to treat and prevent vision loss from AMD. It is a very exciting time for doctors and patients alike." The reported risk scores for developing CNV are based on four risk factors including genotype, phenotype, age and environmental factors such as smoking. With the information provided by the RetnaGene test, RIC can customize an approach to monitoring and treatment for each individual patient based on their reported risk scores for disease progression. This provides a tremendous advantage when managing a condition such as AMD, in which loss of vision is often severe, unpredictable, and variably responsive to treatment. With this test, RIC can safely reduce the screening burden for lower risk patients, many of whom … Continue reading

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Scéil Launches World’s First iPS Stem Cell Back-up Service

Posted: Published on July 9th, 2013

NEW YORK & LOS ANGELES--(BUSINESS WIRE)-- Scil is launching a service, the first of its kind, that allows individuals to benefit from 2012 Nobel Prize-winning medical research to store a backup of their adult selves literally freezing their healthy cells in time. Scils world-leading experts use cutting-edge techniques to take cells from a small sample of an individuals skin and reboot them at the "Day Zero state". These skin cells are processed into stem cells (iPS) that are stored long-term for potential future uses, which could repair damaged organs, rebuild tissue or fight disease, as personalised genetic-based medicine continues to develop. Andr Choulika, CEO of Scil, said: Scil offers people the best possible chance in the future. People should be able to live young, no matter how old they grow. Scil gives them the opportunity to take advantage of the wave of regenerative medicine. Were offering the potential for people to use their cells for their cure as soon as regenerative medicine treatments become available. iPS (induced pluripotent stem cells) are capable of developing into any cell type. They can be derived from adult cells at any time of life, but given the fast rate at which cell DNA degenerates … Continue reading

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IVF first: Baby born with embryo selection from DNA screening

Posted: Published on July 9th, 2013

An in vitro fertilization (IVF) milestone has been announced by British researchers. For the first time, a baby was born using a new embryo screening technique combs through genetic data looking for risk for diseases and other abnormalities. The researchers say the technique, known as "next generation sequencing" will revolutionize embryo selection for families turning to IVF. Play Video "In the past few years, results from randomized clinical trials have suggested that most IVF patients would benefit from embryo chromosome screening, with some studies reporting a 50 percent boost in pregnancy rates. However, the costs of these genetic tests are relatively high, putting them beyond the reach of many patients," lead researcher Dr. Dagan Wells, a scientist at the NIHR Biomedical Research Centre at the University of Oxford in the U.K., said in a statement. "Next generation sequencing is a way which could make chromosome testing more widely available to a greater number of patients, improving access by cutting the costs." Wells presented the case study of the first birth Monday at the European Society of Human Reproduction and Embryology in London. Play Video Next generation DNA-sequencing technology is used in other areas of medicine, such as in research of … Continue reading

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Research and Markets: Personalized Medicine Report – Scientific and Commercial Aspects – 2013-2022

Posted: Published on July 9th, 2013

DUBLIN--(BUSINESS WIRE)-- Research and Markets (http://www.researchandmarkets.com/research/96mtm2/personalized) has announced the addition of Jain PharmaBiotech's new report "Personalized Medicine - Scientific and Commercial Aspects" to their offering. This updated 2013 report now features even more company profiles and collaborations! The aim of personalized medicine or individualized treatment is to match the right drug to the right patient and, in some cases, even to design the appropriate treatment for a patient according to his/her genotype. This report describes the latest concepts of development of personalized medicine based on pharmacogenomics, pharmacogenetics,pharmacoproteomics, and metabolomics. Basic technologies of molecular diagnostics play an important role, particularly those for single nucleotide polymorphism (SNP) genotyping. Diagnosis is integrated with therapy for selection of the treatment as well for monitoring the results. Biochip/microarray technologies are also important and finally bioinformatics is needed to analyze the immense amount of data generated by various technologies. Pharmacogenetics, the study of influence of genetic factors on drug action and metabolism, is used for predicting adverse reactions of drugs. Several enzymes are involved in drug metabolism of which the most important ones are those belonging to the family of cytochrome P450. The knowledge of the effects of polymorphisms of genes for the enzymes is applied … Continue reading

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First Ever Baby Born Through Genetic Derived Human Embryos

Posted: Published on July 9th, 2013

LIVINGSTON, NJ--(Marketwired - Jul 9, 2013) - Reprogenetics, one of the largest providers of preimplantation genetic diagnosis (PGD) services announced today that one of their researchers Dr. Dagan Wells of the NIHR Biomedical Research Centre at the University of Oxford, UK, Reprogenetics UK and Reprogenetics LLC, has been acknowledged by the European Society of Human Reproduction and Embryology (ESHRE), in London, UK for his work in the area of Next Generation Sequencing (NGS). His research led to the first ever successful birth of a baby through this unique science revealing extensive genetic information derived from human embryos. This impressive science can significantly impact the process for, and success rate of, embryo selection for in vitro fertilization in the future. "Reprogenetics congratulates Dr. Wells on his outstanding accomplishment to genetic analysis and achieving this monumental goal in the reproductive space," said Dr. Jacques Cohen, Reprogenetics Scientific Director. "We are proud of the quality team we have established including Dr. Wells who all play an integral role in us reaching the goal of predicting viability of embryos with our NGS technique, and what it can ultimately mean for patients." About the studyTo test the accuracy and predictability of NGS, the international study … Continue reading

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Calimmune Initiates HIV Stem Cell Study at Two California Research Sites

Posted: Published on July 9th, 2013

LOS ANGELES--(BUSINESS WIRE)-- The HIV gene medicines company Calimmune announced today that the first patient has begun treatment in a Phase I/II clinical trial designed to determine whether a pioneering genetic medicine approach can help to protect individuals infected with HIV from the effects of the virus. The study, Safety Study of a Dual Anti-HIV Gene Transfer Construct to Treat HIV-1 Infection, utilizes a gene medicine called Cal-1, developed in the lab of Nobel Laureate Dr. David Baltimore and by Calimmune. In the study, 12 HIV-positive participants will be infused with their own T cells and stem cells (hematopoietic stem cells, HSC), which have been modified to block the HIV receptor CCR5, and to prevent HIV fusion. The procedure is designed to prevent the virus from entering and damaging protected cells. The dual approach used in the study is designed to reduce the possibility that HIV can develop resistance to the procedure. The goal of the study is to assess the safety, feasibility and tolerability of Cal-1 in HIV-infected individuals who have previously been on highly active antiretroviral therapy (HAART) but are not currently taking any antiretroviral agent. In addition to routine clinical and laboratory assessments to monitor general health … Continue reading

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Testimonial: Heart Attack, Kidney Failure, Hyperuricemia (Mr. Say Bee) – Video

Posted: Published on July 9th, 2013

Testimonial: Heart Attack, Kidney Failure, Hyperuricemia (Mr. Say Bee) Follow me on YouTube and Facebook for more updates and information! Contact Evelyn @ +65 8699 5092 Facebook: Purtier - Live Stem Cell Therapy. By: PurtierSG … Continue reading

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Testimonial: Muscular Dystrophy (Mr. Ngo Pek Kooi) – Video

Posted: Published on July 9th, 2013

Testimonial: Muscular Dystrophy (Mr. Ngo Pek Kooi) Follow me on YouTube and Facebook for more updates and information! Contact Evelyn @ +65 8699 5092 Facebook: Purtier - Live Stem Cell Therapy. By: PurtierSG … Continue reading

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