Haruko Obokata was reportedly questioned by police in Japan today. The questioning relates to the STAP cell scandal that led to the retraction of two Nature papers. As first author of the papers, Obokata and other authors had reported that they could make IPSC-like cells simply via acid or other stress treatment. However, it is now widely believed that the supposed STAP cells were in actuality ES cells (or ES cells mixed with other cell types), and there has been some question over whether …Read More
Isn’t it cool how close one can get with just an iPhone and a macro lens to take pictures of things including nature? 2020 update: you might also enjoy these pages of nature photos I took. Can you figure out or guess what these things are below that I captured “on film”? Some are self-evident and some are really hard.
It’s exciting that the reviews are starting to come in on my new book, GMO Sapiens, on human genetic modification including CRISPR. Here is one from The Scientist and the book was recommended by Scientific American. Reviews from individual authors and scientists are below. “GMO Sapiens could not be more timely. New technologies like CRISPR-Cas9 gene editing have great clinical potential, but they also bring us closer to a world in which future children can be pre-conceptively manipulated and customized to possess certain traits. A …Read More
Can stem cells mend a broken heart via cardiac regenerative medicine? The idea of the use of stem cells and regenerative medicine strategies for heart disease has taken us on a roller coaster ride over the years. There are many controversial questions still such as whether the adult heart has meaningful populations of endogenous stem cells. Can administration of stem cells help a damaged heart? Where do things stand today? As Deepak Srivastava, cardiac stem cell expert, told in me for a past blog post …Read More