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Preview: Scitizen Stem Cells

Scitizen Stem Cells

Stem Cells : a collaborative news publishing initiative by scientists, for everyone.

Copyright: Copyright 2008, Take part Media, Inc.

Adult Stem Cells: The New Plastic Surgery?

2008-06-27 17:23:09

A new article in Live Science predicts that adult stem cells may replace silicone breast implants and other contemporary plastic surgery techniques. But first, a crucial admission you once would never see in a science-oriented journal.

Molecular "Mouse-trap" for Stem and Cancer Cells

2008-02-08 18:09:50

Six years ago, biomedical engineer Michael King was exploring the strange rolling motion of white blood cells when his research took a radical turn.

First Look: Stem Cell Research

2007-11-27 10:41:46

Tony Maciulis talks with Dr. Jon LaPook about a breakthrough in stem cell research. Scientists have found a way to possibly avoid using embryonic stem cells.

Ethical Stem Cell Breakthrough! "Like Turning Lead Into Gold"

2007-11-21 10:54:33

A huge advancement in stem cell research--and a stake in the heart of human cloning--was announced yesterday.

CNN: Supermouse Report

2007-11-09 12:03:00

On November 2, researchers at Case Western University announced the "super mouse": mice who have been genetically tweaked to produce large amounts of phosphoenolpyruvate carboxykinases (PEPCK-C), an enzyme. The mice are more active, leaner and have more sexual stamina and longer lifespans than ordinary...

Functional Genomic Screens in Stem Cells Using Clonal Microarrays

2007-10-10 12:18:45

The field of functional genomics explores the various functions of genetic sequences within the human genome. Gene function discoveries provide researchers with greater understanding of the instructions a cell receives from its genetic code, and could ultimately lead to advancements in medicinal therapies...

Cartilage Engineered Using Human Embryonic Stem Cells

2007-09-18 12:13:58

Rice University researchers have engineered musculoskeletal cartilages with human embryonic stem cells, with the hope of eventually using the neotissue for the replacement of damaged or diseased cartilages in humans.

UK Allows Human-Animal Hybrid Embryos

2007-09-06 12:57:43

British authorities decided yesterday to permit research that uses animal eggs to create human stem cells because of the limited supply of human eggs. This is BBC News.

Smoking causes mutation in sperm DNA: Health Canada Study Links Smoking to Potential Heritable Effects

2007-07-20 13:44:25

Smoking is known to cause cancer and other diseases, but new evidence suggests that smoking may also permanently alter the DNA sequence of the descendents of fathers who smoke.

Potential of Umbilical Cord Blood Stem Cells in Regenerative Medicine

2007-06-27 18:08:54

Stem cells have the potential to become all the cells and tissues in the human body. These cells have been described as embryonic stem cells (ESCs) and adult stem cells. ESCs are derived from a very early stage of embryonic development and have proven an invaluable source of knowledge and insight into...

The Ethics of Stem Cell Research

2007-06-27 17:43:19

Arthur Caplan is the director of the Center for Bioethics at the University of Pennsylvania. He was written an article on the MSNBC website that addresses the new work on reprogramming cells to produce totipotent stem cells.

Pluripotent Stem Cells in the Early Embryo

2007-06-15 15:39:55

Stem cells serve as the source of all the other specialized cells in the body. Here is part 2 of a series of four animations on stem cells created by Riken CDB to highlight some of the basic biological properties of stem cells, explain the different types of stem cell found in the embryonic body and...

Creating embryonic stem cells without an egg or embryo

2007-06-14 18:46:23

Rudolf Jaenisch, a pioneer of transgenic science at Whitehead Institute for Biomedical Research in Cambridge, Mass. explains how researchers have manipulated mouse fibroblasts and turned them into cells with such developmental elasticity that they appear identical to embryonic stem cells.

Discovery of Stem Cells in Muscle Could Advance Development of Regenerative Therapies

2007-06-08 16:13:55

Stem cells provide the starting material for the development and repair of every organ and tissue in the body and they are present in all stages of life. While some stem cells are highly flexible, being able to give rise to many different types of tissue,...

Stem Cells Cultures are Confronted to Heterogeneity

2007-06-07 16:11:31

Identification, isolation and large scale culture of stem cells for potential medical applications is a major challenge in cell biology. However, the culture of stem cells, but also of any other cell types is confronted to a difficulty. Cell type heterogeneity emerges spontaneously even in clonal cell...

"We Can Get Cells That Perfectly Ressemble Embryonic Stem Cells"

2007-06-06 19:00:03

Researchers have reprogrammed skin cells into embryonic stem cells. This new technique could be used to develop stem cell lines without use of controversial cloning methods. The study is published in the inaugural June 7, 2007 issue of Cell Stem Cell. Interview with Kathrin Plath,...

Stem Cells May Help Improve Vision

2007-05-29 19:29:34

University of Cincinnati (UC) researchers have recently found evidence that adult bone marrow stem cells may help cure certain genetic eye diseases.

"I'm in Favor of Patent Reform"

2007-05-15 12:35:43

The US Patent and Trademark Office has just revoked three stem cells patents hold by the Wisconsin Alumni Research Foundation (WARF). These patents, issued from Dr James Thompson's studies at the University of Wisconsin, have been contested for several years...

The Breast Cancer 1 Gene (BRCA1) Plays a Role in the Regulation of Human Mammary Stem Cell Self Renewal and Differentiation

2007-05-09 13:07:19

Stem cells are specialized cells that continually generate progeny cells for organ formation and maintenance. Stem cells can be found within the different tissues of the human body at all stages of life, before and after birth. It has recently been suggested that human breast cancers may arise from transformation...

Stem Cells for Stroke

2007-04-27 12:50:03

Brain ischemia, the consequence of stroke, determines a widespread loss of different cell types in brain and thus it may benefit from exogenous stem cells replacement of lost or damaged cells. Indeed stem cells have the potential to turn into several cell types that compose the central nervous system...

Stem Cell Treatment for Type 1 Diabetes

2007-04-12 11:56:56

Dr. Jon LaPook introduces his report on study of new stems that can be used today to treat Type 1 diabetes. Teaser from the "CBS Evening News" tonight. (

Testing Adult Stem Cells and Potential Hope for Heart Disease Victims

2007-04-04 14:28:45

Dr. Amish Raval and his team at the University of Wisconsin Hospital and Clinics in Madison, Wisconsin recently announced that it is one of the first medical centers in the United States participating in an important study investigating adult stem cells to treat patients with chronic myocardial ischemia...

A Broad Review on Stem Cells Research

2007-02-16 09:40:54

Angelo Vescosi reviews for Scitizen the promises and issues raised by stem cell research. Vescosi is co-director of the Research Stem Cell Institute in Milan, Italia. Listen to the full interview.

A New Source of Pluripotent Stem Cells

2007-01-08 18:18:13

Dr. Atala is senior researcher and director of the Institute for Regenerative Medicine at Wake Forest University School of Medicine. He and his colleagues have identified a new stem cell found in amniotic fluid and placentas, named "AFS" cells. Dr. Atala speaks with us about his findings.

Human Cord Blood Stem Cell Differentiates into Lung Cell

2006-12-29 15:23:45

Human umbilical cord blood (UCB) stem cell research shows great promise, especially as we continue to learn more about the differentiation capabilities of these stem cells. During the past few years, researchers have determined cord blood includes cells capable of turning into cell types representative...

Adult Stem Cells Have Unexpected Resemblance to Embryonic Stem Cells

2006-12-29 15:18:16

Researchers in Dr. Rita Perlingeiro?s laboratory at UT Southwestern Medical Center at Dallas, have developed a way to isolate and purify the adult stem cell that gives rise to bone, cartilage, and fat. Referred to as the ?mesenchymal stem cell?, this cell, which comes from bone marrow,...

Protein Network Promotes Pluripotency of Stem Cells

2006-12-26 16:41:55

A study published November 16 in Nature identifies a protein network that promotes the pluripotency of stem cells. The lead author, Jianlong Wang, of the studies answers our questions.

The Potential to Regenerate the Retina Using Stem Cells

2006-12-07 09:01:00

Photoreceptors are light-sensitive cells that line the back of the eye like the pixels of a digital camera and allow us to see. In the USA and Europe, most people who are registered blind have suffered degeneration or loss of these cells. Writing in the journal Nature, however,...

Stem Cells Aid Dogs With Muscular Dystrophy to Walk More Normally

2006-11-28 18:07:00

Duchenne muscular dystrophy is a genetic disease that has not treatment and severely limits motility and life expectancy in people. A close animal model with the same symptoms as humans is the golden retriever dog. A recent study shows that stem cells injected into arteries have been able to help dogs...

Master Cardiac Stem Cell May Progress Regenerative Heart Therapy

2006-11-27 18:25:00

The core finding of this study and of a companion study by the laboratory of Stuart Orkin at Children's Hospital essentially points to a paradigm for generating multiple different cell types in the heart from a stem cell-based model, as opposed to a model where all these different heart cell lineages...