U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Process for regenerating cereals

Patent 4666844 Issued on May 19, 1987. Estimated Expiration Date: Icon_subject September 7, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Inventor

Assignee

Application

No. 06/648388 filed on 09/07/1984

US Classes:

435/424, Involving corn cell or tissue435/430.1Involving callus or embryonic stage

Examiners

Primary: Wiseman, Thomas G.
Assistant: Fox, David T.

Attorney, Agent or Firm

International Class

A01H 4/00 (20060101)

Abstract

The present invention relates to the regeneration of cereals including barley, corn, wheat, rice and sorghum. The process comprises the steps of:(a) culturing tissue obtained from a cereal plant on an induction medium comprising mineral salts, vitamins, sucrose and a hormone in an amount sufficient to ensure callus formation,(b) culturing the callus on a series of media, said series comprising at least one medium and each medium comprises mineral salts, vitamins, sucrose and a hormone in an amount sufficient to insure differentiating to plantlets having shoots and roots at the completion of the series, and(c) culturing the plantlets on an establishment medium comprising mineral salts, vitamins and sucrose, whereby the plantlets are established so that they can be transplanted to soil.

Other References

  • Maddock et al., 1983, J. Exp. Bot., v 34, 915-26, (Ref. #20)
  • Evans et al., 1981, "Growth and Behavior of Cell Cultures: Embryogenesis and Organogenesis" in Plant Tissue Culture, Thorpe, ed. Academic Press, pp. 45-113
  • Conger (ed.), 1981, Cloning Agricultural Plants via in vitro Techniques, p. 55
  • The Yearbook of Agriculture 1961 Congressional Document, No. 29, 2 plates
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