Search Results for: covid

Weekly reads: PRC2, 2 weird bits of news, pubs, COVID stem cell hype

PRC2 lineage commitment

I’d say the paper of the week is on how PRC2 mediated H3K27me3 can in some sense replace elements of DNA methylation to repress. Very cool. Here it is: Sex-specific chromatin remodelling safeguards transcription in germ cells, Nature. Weird stuff In a merger of opposites, City of Hope to buy Cancer Treatment Centers of America …

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Weekly stem cell reads: COVID, tail regeneration, aging

tail regeneration

The stem cell field lost a great scientist and friend this week with the passing of Meri Firpo from metastatic breast cancer. I’m going to post a tribute to Meri from several of us sometime this coming week. I’m in a bit of a somber mood but still trying to write, read, and do all …

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FDA alleges Cell Surgical Network links to US Stem Cell & COVID plan

Sean Berman Cell Surgical Network, ACT

The FDA has sought injunctions in federal court against two stem cell clinic firms including the clinic chain Cell Surgical Network headquartered here in California and US Stem Cell in Florida. According to new documents filed by the government in federal court here in California there may be more ties between the clinic firms than …

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Recommended reads: Bik, FDA letter, gecko cancer model, David Baltimore on COVID origin

gecko cancer

What can a gecko possibly teach us about skin cancer? Read on. It’s fun when a week’s worth of science reading covers so much territory including COVID-19, geckos that get cancer, a research misconduct sleuth, an FDA letter, and more. Baltimore weighs in on COVID lab origin idea Caltech has a very interesting interview with …

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Our new paper assessing trials of cell therapy for COVID-19

stem cells for covid 19 kim knoepfler 2021

After the COVID-19 pandemic started clinical trials quickly sprouted up to test various kinds of cell therapy for COVID-19 including stem cells. The most common rationale for this approach is to suppress damaging overactive immune responses. Trials of cell therapy for COVID-19 including stem cells I’ve written quite a lot about these cellular medicine and …

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Weekly stem cell reads: Pew, cord cells for COVID, more

large b cell lymphoma

Sometimes the recommended weekly stem cell reads are just a bunch of papers I find intriguing, but more often they include at least one or more things that are not necessarily “recommended”. Instead these are items that stimulate discussion and debate. Today’s post includes one such complicated area on cord MSCs related to COVID-19 plus …

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COVID Traps Alveoli Cells in a Curious Progenitor State, Squelching Lung Regeneration

normal lung alveoli indicating examples at1 and at2 cells

Mere weeks into the COVID pandemic, stunning graphics began to appear depicting the path of devastation of SARS-CoV-2 through a human lung. It’s only recently that we’ve come to understand what, exactly, is happening on a cellular level. The new view is thanks to single-cell RNA-sequencing, which analyzes the abundance of messenger RNAs in individual …

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FDA warns Joseph Mercola on COVID-19 claims

joseph mercola and unproven stem cells

Those of you following the arena of unproven stem cells might recognize the name Dr. Joseph Mercola. He’s a promoter of alternative medicine. Over the years his name has also popped related to the marketing of unproven stem cell offerings in various ways. Now the FDA has warned Joseph Mercola on what it says are unapproved …

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Recommended reads: stem cells on the brain, heart, COVID

ascl1 brain stem cells harris et al cell stem cell 2021 fig. 6

There are weeks when it seems like papers on stem cells keep popping up. It can be a challenge to keep up with reading all the papers you want to read. Other times it is cell biology news that keeps breaking. The big news of the past week or so was unfortunately the concerning development …

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Fact-check: F grade for irresponsible stem cell COVID-19 cure piece

vitro biopharma stem cells covid 19

At times there’s been seriously bad journalism covering COVID-19 itself including implications of various things being a COVID cure. Of course, media coverage of stem cell research itself sometimes ends up being a train-wreck of hype too. More recently we’ve seen irresponsible journalism also around the specific idea of stem cells for COVID-19, but sometimes …

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