Word: adults
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
...There's some obvious reasons why Biden may have a hard time winning the presidential nomination. No sitting Senator has been elected President since John F. Kennedy in 1960, and Biden isn't just any Senator; the 63-year-old has spent almost his entire adult life in the World's Greatest Deliberative Body, coming in at age 30. He's very much a creature of Washington and often sounds like it when he's delivering long-winded answers on Sunday talk shows. He'll also have the problem of being a Northeastern liberal Senator, with a voting record that...
Researchers in Thailand have taken stem cells from the blood of cardiac patients, grown the cells in a lab and reinjected them into patients' hearts, where they set about repairing damage. Two UCLA researchers last week published a study demonstrating that they could transform adult stem cells from fat tissue into smooth-muscle cells, which assist in the function of numerous organs. Welcome as the advances are, the subject of adult stem cells is highly political and invites a conflation of real hopes and false ones. "There are papers that have claimed broad uses for certain adult stem cells...
...ADULT STEM CELLS Why they are useful They exist in many major tissues, including the blood, skin and brain. They can be coaxed to produce more cells of a specific lineage and do not have to be extracted from embryos Drawbacks They can generate only a limited number of cell types, and they are difficult to grow in culture...
...they are useful Although they are primarily made up of blood stem cells, they also contain stem cells that can turn into bone, cartilage, heart muscle and brain and liver tissue. Like adult stem cells, they are harvested without the need for embryos...
Drawbacks An umbilical cord is not very long and doesn't hold enough cells to treat an adult...