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Marker locus

Marker locus

a locus on a chromosome or in a stretch of dna that can be identified (e.g., a restriction fragment length polymorphism) and can serve in linkage analysis and in the isolation of a disease gene.

See: linkage marker.


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cell specific markers

Do such genetic markers exist? Markers that are present in one population (at least to a certain percentage) ... high frequency difference is a polymorphism at the human melanocortin 1 receptor locus (MC1R), an enzyme involved in skin color formation. In a study by Rana et al. (1999) ...

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by MarkHolland
Sat Mar 30, 2013 3:16 pm
 
Forum: Cell Biology
Topic: cell specific markers
Replies: 3
Views: 4588

Genetics question

the recessive allele is deleted from its locus, if there is a dominant allele in the cell. There are many ways by which one ... but by dominance of PRODUCT of A over PRODUCT of a. is there something like a marker that infront of the gene that tells a cell that it is the dominant one. No, ...

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by druid
Thu Nov 02, 2006 12:03 pm
 
Forum: Genetics
Topic: Genetics question
Replies: 10
Views: 4835

Genetics question

... so u are saying that the recessive allele is deleted from its locus, if there is a dominant allele in the cell. is that even possible; if not is there something like a marker that infront of the gene that tells a cell that it is the dominant one.

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by biouser123
Wed Nov 01, 2006 10:58 pm
 
Forum: Genetics
Topic: Genetics question
Replies: 10
Views: 4835


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