Patent · US Expired

Complement components and binding ligands in fertility

US5474927A · kind A · utility

5Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1993
Grant dateDec 12, 1995
Priority date
Expiry dateOct 19, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S530/852
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Methods for detecting and isolating acrosome-reacted sperm and complement receptor-bearing oocytes using the complement component C3, fragments, or variants thereof, antibodies to a complement receptor, or antibodies to C3, are disclosed. These methods have application in the assessment of fertility, in the preparation of sperm or oocytes for in vitro fertilization or for gamete intrafallopian tube transfer, in promoting or inhibiting fertilization in vitro and in vivo, and in diagnosing and treating infertility.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.