Search Results for: us stem cell

Haruko Obokata 小保方 晴子-like Game Character Conducts ‘Dangerous Research’

Obokata-game

I’ve seen many crazy things over the years doing this blog including exploits of Haruko Obokata . There was the Moriguchi IPS cell fraud, the electric stem cell bra, the stem cell supermodel case, the stem cell soup No. 7 aphrodisiac, the STAP cell scandal….and the craziness goes on. Today there’s a new one that even […]

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Cancer stem cells, shifting tides and an expanding understanding: guest post by Aaron Goldman

AaronGoldman

This is a guest post on Cancer stem cells By Aaron Goldman Much like the winter weather we’ve been enduring on the east coast, cancer research is advancing at a rapid clip! For decades, researchers have considered pools of “cancer stem cells” (CSC) as the subsets within a tumor which both initiate progression and underpin

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Lessons from New IPS Cell Study Showing Tumors

Okana-lab-paper

A cool new paper is out in Stem Cell Reports describing long-term tumorigenicity of human induced pluripotent stem cells (IPSC or IPS cells). See graphical abstract. The potential tumorigenicity of IPSC is a major concern when teams around the world are translating IPSC technology to the bedside. Past studies including one from my own lab have

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Meeting review of unique stem cell ethics symposium at UC Davis School of Medicine

Stem-cell-ethics-meeting-e1479769073498

On Thursday here at UC Davis School of Medicine we held our second annual Stem Cell Ethics Symposium. The symposium was organized by Drs. Mark Yarborough and Nanette Joyce as well as me. In this post I report on key take homes from the meeting and summarize the specific talks. As far as I know, this is one of the few

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FDA Interstate Commerce Regs Surprisingly Broad, Major Implications for Stem Cell Clinics

FDA

The FDA mandate to regulate drugs and devices often invokes a term called “interstate commerce”. Like many people I thought I knew what that meant, but probably like most people I was wrong. After a great discussion on an original post on various key issues related to the many stem cell clinics doing non-FDA approved

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Big push for 3-parent IVF technology in UK

3-person-technology-letter

A new piece came out yesterday on the Wellcome Trust Blog, strongly promoting approval of so-called “3-Parent IVF” or Mitochondrial Transfer technology by the UK Parliament. As I written in the past (here and here), my view is that this would be a mistake at this time. There is room for respectful disagreement on this issue between scientists,

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Landmark New Stem Cell Trial for Multiple Sclerosis Raises Hopes

Mark-S.-Freedman

A new stem cell clinical trial for Multiple Sclerosis (MS) in Canada is raising hopes amongst patients and researchers. According to the Ottawa Citizen, the trial will be led by Dr. Mark S. Freedman (pictured, photo from Ottawa Hospital), director of the multiple sclerosis research unit at The Ottawa Hospital and “The Canadian trials which

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Personal Reflections on STAP Cell Mess On 1-Year Anniversary

Obokata_Vacanti

It seems hard to believe it was a year ago that the STAP cell Nature papers came out to much fanfare on January 29, 2014. These now discredited and retracted papers reported a supposed new method to easily make reprogrammed powerful stem cells, a finding touted as a Nobel Prize-worthy discovery. Now a year later on

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