Mechanisms for inheriting phenotype outside of the DNA sequence
3
votes
2answers
163 views
Short-term Lamarckism in asexual single cell organisms
I was reading through the Karr et al. (2012) whole-cell computational model. One of the things they did was to induce single-gene disruptions in their model. They observed several to be fatal, but:
...
16
votes
2answers
363 views
Can rats pass on memories of a maze to their offspring?
A friend of mine told me once about a documentary movie he saw some years ago. On this movie he saw scientists talking about particular experiment. This experiment involved rats and probably ...
4
votes
1answer
74 views
How does “inheritance of methylation” of DNA and/or histones work?
What are the current models/ideas describing the mechanisms explaining inheritance of methylation on DNA resp. histone level?
Is there evidance of this "setup" information being really ...
10
votes
1answer
182 views
How do CpG islands remain unmethylated?
In most of the genome CpG sites are pretty much always methylated, but CpG islands are instead often unmethylated. This has been linked to the fact that they often are associated to transcripted ...
1
vote
1answer
46 views
How might IVF (and related technologies) alter epigenetic marks?
I was reading up on KCNQ1, which encodes a voltage-gated potassium channel, and I discovered that it happens to be only maternally expressed. This is regulated by KCNQ1OT1, a non-coding RNA, which is ...
