12th edition of my human genetics textbook


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Glenn Nichols, surrounded by his hospice team. The author is in yellow.

Genetic Linkage

Mood Disorders More Common in Children of First-cousin Parents, Study Finds

April 10, 2018

Tags: consanguinity, cousins

Having parents who are first cousins doubles the risk of inheriting a single-gene condition, from 2.5 percent to about 5 percent. But itís harder to quantify risk for psychiatric illnesses because they typically arise from interactions among genes and environmental factors. But now a study from Northern Ireland published in JAMA Psychiatry shows that offspring of cousin-cousin parents are at higher risk for common mood disorders.

The study found that children from these unions face a three-fold increase in the likelihood of taking antidepressants and a two-fold increase in taking antipsychotics. For purposes of the study, taking an antidepressant or antianxiety drug was a stand-in for having a mood disorder and taking an antipsychotic represented conditions with a psychotic component, such as schizophrenia. (more…)

instruction
Project to engage students in helping families with rare genetic diseases
Book Club Reader's Guide
Many challenging questions to stimulate thought and discussion.
Instructor's Guide
38 discussion questions to get students thinking and talking about gene therapy, including the science, ethical issues, and the drug approval process.
Narrative science
The Forever Fix is the uplifting true story of 8-year-old Corey Haas, who was cured of hereditary blindness just 4 days after gene therapy.
College Textbooks
A spectacularly-illustrated, clearly written human anatomy and physiology textbook, used in pre-health profession programs throughout the U.S.
A highly engaging, clearly written, beautifully illustrated introduction to the science of human genetics for the non-scientist. Now in its 11th edition, 12th to be published in September 2018.
Nonfiction
An ideal starting point for anyone who wants to know more about genes, DNA, genomes, and the genetic ties that bind us all.

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