Questions tagged [cytogenetics]

A branch of genetics that is concerned with the study of the structure and function of the cell, especially the chromosomes.

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What are polytene bands, and why are they there?

Drosophila polytene chromosomes have been particularly useful in genetic research, as it made cytogenetic gene mapping possible with very little effort. This was primarily accomplished due to polytene ...
LanceLafontaine's user avatar
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Chromosome Deletion Notation in Cancers

The cancer literature often refers to the deletion of certain sections of a chromosome (e.g. "17p del" or "Del(17p)" for the deletion of chromosome 17's p-arm.) Does this mean both ...
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How did researchers find out that it was only the maternal chromosome that underwent deletion in Angelman syndrome?

It is known that in Angelman syndrome, the chromosome 15 undergoes deletion in the maternal chromosome while in Prader-Willi it's in the paternal. I understand it can be detected by FISH or other ...
Polisetty's user avatar
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Is a FoldScope microscope suitable for plant cytogenetics?

I have recently been getting more interested in amateur botany, and have some background in genetics and genomics (PhD+). I have used standard light and confocal microscopes but don't have much ...
Maximilian Press's user avatar
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What tools are used in animal cloning?

So I was reading up on articles to do a project about cloning but there were no places in the article where It states the tool used to take the gene out of the nucleus and insert it into plasmids ? ...
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Behaviour of chromosomes and genes

I recently read a comparison between behaviour of chromosomes and genes - which had two statements understated - Independent pairs segregate independently of each other One pair segregates ...
Vidhi Gupta's user avatar