METHOD FOR DETERMINING FOETAL KARYOTYPE OF PREGNANT WOMAN BASED ON SEQUENCING HYBRID READINGS CONSISTING OF SHORT FRAGMENTS OF EXTRACELLULAR DNA Russian patent published in 2020 - IPC C12Q1/68 G01N33/00 

Abstract RU 2717023 C1

FIELD: biotechnology.

SUBSTANCE: invention relates to biotechnology and describes a method for non-invasive diagnosis of foetal aneuploidy by analysing extracellular DNA from the blood of a pregnant woman by mass parallel DNA sequencing. Described method is characterized by a new method for sample preparation of extracellular DNA from blood samples. This method can be used in clinical diagnostic laboratories of medical institutions.

EFFECT: technical result of the present invention is an increase in the efficiency of the process of determining foetal aneuploidy, which is achieved by the fact that per reading of the formed DNA libraries potentially obtaining information on several different chromosomes and using this information to determine foetal aneuploidy.

4 cl, 9 dwg, 1 tbl, 1 ex

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RU 2 717 023 C1

Authors

Korostin Dmitriy Olegovich

Plakhina Daria Aleksandrovna

Evfratov Sergei Viktorovich

Rakitko Aleksandr Sergeevich

Ilinskii Valerii Vladimirovich

Dates

2020-03-17Published

2019-04-24Filed