tag:blogger.com,1999:blog-47730067517055421992025-10-30T23:27:07.446+01:00It's about stem cells, cloning, bioethics and genetics.ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.comBlogger1167125tag:blogger.com,1999:blog-4773006751705542199.post-75596337389022994742018-01-28T16:21:00.001+01:002018-07-09T04:04:50.062+02:00

The first monkey clones produced by method that made Dolly Sunday, 28 January 2018 The first primate clones made by somatic cell nuclear transfer are two genetically identical long-tailed macaques born recently at the Chinese Academy of Sciences Institute of Neuroscience in Shanghai. Researchers named the newborns Zhong Zhong and Hua Hua - born eight and six weeks ago, respectively - after

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-74030559739887196752015-10-06T22:16:00.000+02:002015-10-06T22:16:14.958+02:00

Researchers have succeed in producing photoreceptors from human embryonic stem cells Tuesday, 06 October 2015 Age-related macular degeneration (AMRD) could be treated by transplanting photoreceptors produced by the directed differentiation of stem cells, thanks to findings published today by Professor Gilbert Bernier of the University of Montreal and its affiliated Maisonneuve-Rosemont

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-85805653053272374992015-09-03T13:18:00.000+02:002015-09-03T13:24:20.137+02:00

Study Reveals the Genetic Start-up of a Human Embryo Thursday, 03 September 2015 An international team of scientists led from Sweden’s Karolinska Institutet has for the first time mapped all the genes that are activated in the first few days of a fertilised human egg. The study, which is being published in the journal Nature Communications, provides an in-depth understanding of early

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com1tag:blogger.com,1999:blog-4773006751705542199.post-21822486841897335802015-08-19T13:23:00.000+02:002015-08-19T13:23:32.893+02:00

Once licensed, model likely to accelerate study of Alzheimer’s, autism, more Wednesday, 19 August 2015 Scientists at The Ohio State University have developed a nearly complete human brain in a dish that equals the brain maturity of a 5-week-old foetus. The brain organoid, engineered from adult human skin cells, is the most complete human brain model yet developed, said Rene Anand,

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-58552162598508350372015-08-07T04:15:00.000+02:002015-08-07T04:15:45.952+02:00

Chemical-only Cell Reprogramming Transforms Human and Mouse Skin Cells into Neurons Friday, 07 August 2015 Two labs in China have independently succeeded in transforming skin cells into neurons using only a cocktail of chemicals, with one group using human cells from healthy individuals and Alzheimer's patients, and the other group using cells from mice. The two studies reinforce the idea

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-87620938163210389982015-08-05T01:17:00.000+02:002015-08-05T01:17:02.855+02:00

Scientists discover mechanism that may lead to more efficient reprogramming of somatic cells Wednesday, 05 August 2015 Human embryonic stem cells have the potential to form in vitro neural tube-like structures of the embryo. Credit: Inserm/Benchoua Alexandra. While it is already possible to obtain in vitro pluripotent cells (i.e., cells capable of generating all tissues of an

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-29683465654154863402015-06-08T19:45:00.000+02:002015-06-08T19:45:54.367+02:00

Recovery of Sensory Function by Stem Cell Transplants Monday, 08 June 2015 New research from Uppsala University shows promising progress in the use of stem cells for treatment of spinal cord injury. The results, which are published in the scientific journal Scientific Reports, show that human stem cells that are transplanted to the injured spinal cord contribute to restoration of some

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-20550991300772381082015-05-07T21:23:00.000+02:002015-05-07T21:23:26.541+02:00

Master Orchestrator of the Genome Is Discovered Thursday, 07 May 2015 One of developmental biology’s most perplexing questions concerns what signals transform masses of undifferentiated cells into tremendously complex organisms, a process called ontogeny. UB research suggests a new paradigm, visualized in this diagram, for developmental global genome programming by the nuclear

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-39730277693086338092015-05-07T01:33:00.000+02:002015-05-07T01:35:33.093+02:00

Salk Institute scientists discover new type of stem cell that could potentially generate mature, functional tissues Thursday, 07 May 2015 In this image, a novel type of human stem cell is shown in green integrating and developing into the surrounding cells of a nonviable mouse embryo. Red indicates cells of endoderm lineage. Endoderm cells can give rise to tissue that covers

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-75355839410754368572015-05-06T10:46:00.000+02:002015-05-06T10:46:46.433+02:00

New Clues into How Stem Cells Get Their Identity Wednesday, 06 May 2015 Scientists at the University of Copenhagen have identified one mechanism that explains how some stem cells choose to become a given cell type: the cells combine specific sets of proteins at precise positions along the DNA. When these particular groups of proteins are combined, the gates are opened so that certain groups

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-82844342760788277912015-04-17T15:32:00.000+02:002015-04-17T15:32:03.644+02:00

First Steps in Basic Biological Process That Could be Harnessed to Make Therapeutic Cells Friday, 17 April 2015 Pioneer factor binding DNA on nucleosome is shown. Credit: Ken Zaret, Ph.D., Perelman School of Medicine, University of Pennsylvania. Understanding the molecular signals that guide early cells in the embryo to develop into different types of organs provides insight into

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-74172423538806777062015-04-11T04:18:00.000+02:002015-04-11T04:18:15.870+02:00

Researchers Grow Cardiac Tissue on 'Spider Silk' Substrate Saturday, 11 April 2015 Genetically engineered fibres of the protein spidroin, which is the construction material for spider webs, has proven to be a perfect substrate for cultivating heart tissue cells, Moscow Institute of Physics and Technology researchers found. They discuss their findings in an article that has recently come out

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-13968032694846831812015-04-02T23:08:00.000+02:002015-04-02T23:08:33.598+02:00

Researchers map chromosomal changes that must take place before stem cells can be used to produce pancreatic and liver cells  Thursday, 02 April 2015 These are pancreatic cells derived from embryonic stem cells. Credit: UC San Diego School of Medicine.  Stem cells hold great promise for treating a number of diseases, in part because they have the unique ability to

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-68306312200833195232015-04-02T22:34:00.000+02:002015-04-02T22:36:26.654+02:00

Stem Cells Age-discriminate Organelles to Maintain Stemness Thursday, 02 April 2015 Tissue stem cells, that continuously renew our tissues, can divide asymmetrically to produce two types of daughter cells. One will be the new stem cell, whereas the other will give rise to the differentiating cells of the tissue. A study jointly leads by laboratories in the Institute of Biotechnology,

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-59478272314509922852015-03-26T08:49:00.000+01:002015-03-26T08:49:22.991+01:00

A pocket-sized device that can rapidly determine the sequence of an organism's DNA has shown its potential in disease detection, according to a study published in the open access, open data journal GigaScience Thursday, 26 March 2015 This is a close up of MinION. Credit: Andrew Kilianski. A pocket-sized device that can rapidly determine the sequence of an organism's DNA has shown its

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-34351742172773837582015-03-25T22:57:00.000+01:002015-03-25T22:58:38.479+01:00

Stem Cells Make Similar Decisions to Humans Wednesday, 25 March 2015 Pancreas explant.  Scientists at the University of Copenhagen have captured thousands of progenitor cells of the pancreas on video. They have filmed the cells making decisions to both divide and expand the organ or to specialize into the endocrine cells that regulate our blood sugar levels. The new study

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-66870764335234034592015-03-22T03:03:00.000+01:002015-03-22T03:03:37.246+01:00

The International Society for Stem Cell Research has released a statement calling for a moratorium on attempts to apply nuclear genome editing of the human germ line in clinical practice Sunday, 22 March 2015 In a statement released on Thursday, the International Society for Stem Cell Research called for a moratorium on attempts at clinical application of nuclear genome editing of the human

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-8024209162369830562015-03-20T22:33:00.000+01:002015-03-20T22:33:04.710+01:00

Pnky, a noncoding RNA found in brain stem cells, may have a broad range of clinical applications Friday, 20 March 2015 A research team at UC San Francisco has discovered an RNA molecule called Pnky that can be manipulated to increase the production of neurons from neural stem cells. The research, led by neurosurgeon Daniel A. Lim, MD, PhD, and published on March 19, 2015 in Cell Stem

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-50628664580339604972015-03-20T15:46:00.000+01:002015-03-20T15:46:59.638+01:00

Experiments placed Sox9 at the crux of a shift in gene expression associated with hair follicle stem cell identity Friday, 20 March 2015 Stem cells can have a strong sense of identity. Taken out of their home in the hair follicle, for example, and grown in culture, these cells remain true to themselves. After waiting in limbo, these cultured cells become capable of regenerating follicles and

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-90323172779850687232015-02-21T07:20:00.000+01:002015-02-21T07:20:41.622+01:00

Genome's Tale of 'Conquer and Enslave' Saturday, 21 February 2015 Toronto scientists uncovered how viral remnants helped shape control of our genes. If genes were lights on a string of DNA, the genome would appear as an endless flicker, as thousands of genes come on and off at any given time. Tim Hughes, a Professor at the University of Toronto's Donnelly Centre, is set on figuring out

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-57210142638701427862015-02-19T01:24:00.000+01:002015-02-19T01:24:38.094+01:00

NIH-Supported Researchers Map Epigenome of More Than 100 Tissue and Cell Types Thursday, 19 February 2015 Much like mapping the human genome laid the foundations for understanding the genetic basis of human health, new maps of the human epigenome may further unravel the complex links between DNA and disease. The epigenome is part of the machinery that helps direct how genes are turned off

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-80105272060136416492015-01-30T03:22:00.000+01:002015-01-30T03:25:11.004+01:00

How repurposing non-coding elements in the genome gave rise to the great 'mammalian radiation' Friday, 30 January 2015 Exploring gene regulation in 20 mammals provides insights into the mammalian radiation that occurred over 100 million years ago. Credit: Spencer Phillips, EMBL-EBI. New research shows how evolution has given rise to a rich diversity of species by repurposing

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-15380073377173461942015-01-29T02:44:00.000+01:002015-01-29T02:44:58.609+01:00

Two and a Half Thousand Women Could Benefit from Mitochondrial Donation in the UK Thursday, 29 January 2015 Almost 2,500 women of child-bearing age in the UK are at risk of transmitting mitochondrial disease to their children, according to the most recent estimates published today in the New England Journal of Medicine. The research offers the most recent evidence yet of how many

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-73507053445346001882015-01-29T02:36:00.000+01:002015-01-29T02:36:10.721+01:00

U. Iowa group creates insulin-producing cells that normalize blood-sugar levels in diabetic mice Thursday, 29 January 2015 University of Iowa researchers reprogrammed human skin cells to create induced pluripotent stem cells, which were then differentiated in a stepwise fashion to create insulin-producing cells. When these cells were transplanted into diabetic mice, the cells

ZenMasterhttp://www.blogger.com/profile/10552303865803940754noreply@blogger.com0tag:blogger.com,1999:blog-4773006751705542199.post-20727185576526912652015-01-23T02:27:00.000+01:002015-01-23T02:27:40.005+01:00

Full recovery and normal function restored in mouse models following mild injury Friday, 23 January 2015 This is a neonatal mouse heart showing basal level of proliferating cardiomyocytes. (Red- cardiomyocytes; Green- proliferating cardiomyocytes; RV-right ventricle; LV-left ventricle.) Credit: The Saban Research Institute of Children's Hospital Los Angeles.  A new study

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