Search Results for: embryonic stem cell

Weekly reads: Yale scientist suspended, WA AG sues clinic, new pubs

Dr. Tami Meraglia has been sued by the Washington State AG for selling unproven stem cells.

It’s very challenging to be an academic scientist even under normal circumstances so when a government starts going after researchers for things like supposed irregularities in funding disclosures, it can cause serious problems if not carefully overseen. We’ll start this week’s recommended reads with the feds monitoring such disclosures and even making referrals to the …

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Weekly reads: CTCF, Sox transcription factors, Clinic fires back, more

heart stem cells

I’m taking a short break today from working on a big grant to put out this weekly reads post including on Sox transcription factors, cord blood paper controversy, and other interesting papers such as one on CTCF and chromatin domains after mitosis that really struck me. I can actually see blue sky today here in …

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Recommended reads: ISSCR guidelines pushback, TB outbreak from regen product, pubs

human-embryo-modification

Although in my years as a stem cell biologist I haven’t yet been in a leadership role at the International Society for Stem Cell Research or ISSCR, unproven stem cell clinics have claimed that I somehow speak for ISSCR. I am just a standard member of the group like thousands of other researchers. In fact, …

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Ukraine clinic plans to sell CRISPR enhancements: hair color, skin, & breast size

medeus clinic crispr enhancements

It was a couple of years back that researcher He Jiankui claimed he made three “CRISPR babies.” No one would think about doing any kind of rogue gene-editing again, right? Not even somatic gene edits. After all, as far as we know he’s in jail. We still don’t know the health risks that these three …

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Weekly The Niche Reads: tooth repair, PRC2, beach pics

brandts cormorant jumping sm

I managed to escape to do some hiking along the coast so I’m behind on my weekly reading and I’m just getting back here on The Niche. Here are some articles I’m hoping to catch up on in coming days including an interesting overview of stem cells for tooth repair. I sometimes have a wistful …

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Regenerative reads: brain organoids, Clinicaltrials.gov change

brain organoids sm

Sometimes change takes a very long time, but with brain organoids or advocating for better information for patients at Clinicaltrials.gov, after waiting you can see some interesting developments.  These are two of the regenerative medicine stories of the week, along with some striking research papers. Clinicaltrials.gov Some of us have been advocating for improvements at …

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The Niche reads: COVID, new INDs, clinic suits, papers

duan et al current biology 2021 fig 1b, The Niche recommended reads

Here are my recommended weekly reads for The Niche readership for early February 2021 including COVID-19 and stem cell lawsuit updates, papers, and more. How many papers do you end up reading each week or month these days? More or less than before the pandemic? COVID-19 updates New diabetes cases linked to covid-19, WaPo  ICYMI …

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What is a teratoma? Research & treatment

What is a teratoma? human stem cell teratoma knoepfler lab sm

Sometimes on The Niche or while teaching students as a professor here at UC Davis School of Medicine, I’ve been asked: What is a teratoma? Not all tumors are created equal and some like teratomas are particularly unusual. Exactly what is a teratoma? Teratomas are germ cell tumors. What this means is that the cells …

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Recommended regenerative medicine reads: making eggs, retraction, freezing, more

hamazaki et al nature fig 2b induction of oocytes from es cells

What to read when there are almost an endless number of stem cell and regenerative medicine pubs? Here are some suggestions including what I would say is a very unusual Nature paper on making egg cells from stem cells. If this could be done safely with human cells all the way to functional eggs, would …

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Interview with Fredrik Lanner who is CRISPR’ing healthy human embryos

ssistant-Professor-Fredrik-Lanner--e1474733944943

In the past year there has been a great deal of attention given to the potential use of CRISPR-Cas9 for gene editing in human embryos. An important recent development, described in a new NPR article by Rob Stein, is the use of CRISPR-Cas9 in healthy human embryos for developmental biology research by assistant professor Fredrik …

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