Wednesday, September 30, 2009
Embryo Swapping
http://www.toledoblade.com/apps/pbcs.dll/article?AID=/20090922/NEWS16/909220358
Note that in this case, the mother chose to continue the pregnancy even though the wrong embryo had been implanted. The article goes on to list a similar case where the mother chose to terminate the pregnancy.
Baby Swapping as Patient Mis-Identification
http://www.boston.com/news/local/massachusetts/articles/2003/09/26/hospital_baby_mixup_renews_old_fears?mode=pf
In this particular case, the mother recognized that the infant given to her to nurse was not her own. What is of interest here is the frequency with which patient mis-identification occurs in hospitals -- with baby-swapping being only a particular example. Despite elaborate procedures to prevent these cases, they occur with depressing regularity.
Friday, June 12, 2009
Preferential Childcare Based on Appearance
New Scientist has an interesting article up this week on variations in the amount of time and resources fathers devote to their children. The study, done in
http://www.newscientist.com/article/dn17285-looking-like-daddy-has-material-rewards.html
It would be interesting to follow up this study with one that simultaneously looked at the frequency of non-paternity events in a culture. One would predict that in cultures where the rate of NPEs was high (as determined by DNA testing) the imbalance in preferential treatment based on appearance would be greater.
Monday, May 18, 2009
Twin Half Brothers
In the news this week from
http://www.news.com.au/story/0,23599,25500537-2,00.html
Wednesday, May 13, 2009
More Baby Swapping
Another instance of baby swapping surfaced in the press this week. Although the actually swapping occurred in 1953, the exchange of two baby girls in a hospital in Washington state only came to light recently. DNA testing confirmed that the girls had been exchanged while being bathed by nurses. Here’s a link:
http://news.yahoo.com/s/ap/us_switched_at_birth
Monday, April 20, 2009
Adoption via Kidnapping
The article is at:
http://www.nytimes.com/2009/04/05/world/asia/05kidnap.html
Friday, April 10, 2009
Cryopreservation World Record
“CHARLOTTE, N.C., April 9 /PRNewswire/ -- Fertility specialists of Reproductive Endocrinology Associates of Charlotte (REACH) herald the successful birth of a baby girl March 4 who was conceived through in vitro fertilization (IVF) at their laboratory with sperm frozen for 21 years, which they believe ties the world record for the longest-frozen sperm used to create a baby with IVF.”
The complete article is found at:
http://news.prnewswire.com/ViewContent.aspx?ACCT=109&STORY=/www/story/04-09-2009/0005003850&EDATE=