Development and appraisement of functional molecular marker: intron sequence amplified polymorphism (ISAP);

AFLP molecular marker technique and its application in the medicinal plant research;

Molecular markers in early diagnosis and clinical staging of young patie nts with colorectal carcinoma;

Modification on three-locus self-cross method that constructs linkage maps of molecular markers;

Selection of microsatellite molecular markers associated with the character of cold tolerance of common carp;

Constructing precise linkage map of multiple molecular markers using gamete frequency method;

A modified method of quantitative trait loci mapping by using molecular flanking markers Maxi-likelihood method based on molecular markers;

The research development of earthworm molecular marker is summarized,especially protein marker.

[Methods] A plasmid-deficient strain, Ech7-mu1, was obtained by chemical mutation,and the relative specific molecular mark with toxin was screened from Random Amplified Polymorphic DNA (RAPD) by PCR.

The paper evaluates principles and characteristics of several common molecular mark techniques and briefly reviews the application of molecular mark technology in potato breeding.