Welcome to Watershed DNA
Search Topics
- DNA Surprise 40
- NPE 38
- DNA 33
- DNA Discovery 32
- Direct to Consumer DNA 23
- Adoption 21
- Adoptees 18
- Ancestry Testing 17
- Misattributed Parentage 17
- Family Search 16
- Home DNA Test 14
- Medical Genetics 14
- Donor Conception 13
- 23andMe 12
- Genetic Counselor 12
- Podcast 12
- Biological Family 10
- Genetic Genealogy 10
- Genetics 10
- DNA Test 9
- At Home Testing 8
- Biological Father 8
- DNA Shocks 8
- Family History 8
- Sperm Donation 8
- DNA Support 7
- DTC Genetics 7
- Genetic Counseling 7
- Raw Data 7
- Donor Conceived 6
- Promethease 6
- ROH 6
- Alzheimer 5
- DNA Guide for Adoptees 5
- DNA Podcast 5
- Family 5
- Genetic Testing 5
- Paternity 5
- Resources 5
- Stem Cell Transplant 5
- Birth Parents 4
- Egg Donation 4
- Family Health History 4
- Family Secrets 4
- Forensic Genealogy 4
- GEDMatch 4
- Non-Paternity 4
- Support 4
- Support Group 4
- Cousin Couples 3
Case of a Bone Marrow Recipient With Altered DNA Results
In the New York Times this week, coverage on an unusual case. NYT reporter Heather Murphy wrote about the story of a man whom researchers are studying because he had received a stem cell transplant, and subsequent DNA testing revealed unusual results.
Umbilical Cord Blood Donation and Ancestry Testing
Umbilical cord blood donation allows a type of stem cell transplant.
Sesquizygotic Twins...Who Knew That Could Happen?
Sesquizygotic twins have been reported in the literature before, but this is reportedly the first case of it being detected during a pregnancy.
How to Test Your DNA (Even if You’ve Had a Stem Cell Transplant)
What Happens to DNA When Someone Has a Stem Cell Transplant?
DNA Testing After a Stem Cell Transplant: A Fascinating Case
When you have an allogeneic bone marrow or stem cell transplant, the blood-producing cells in your bone marrow are killed off by radiation or chemotherapy and then replaced with functioning cells from another person.