CA2205505C - Element regulateur specifique des microspores - Google Patents

Element regulateur specifique des microspores Download PDF

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Publication number
CA2205505C
CA2205505C CA 2205505 CA2205505A CA2205505C CA 2205505 C CA2205505 C CA 2205505C CA 2205505 CA2205505 CA 2205505 CA 2205505 A CA2205505 A CA 2205505A CA 2205505 C CA2205505 C CA 2205505C
Authority
CA
Canada
Prior art keywords
plant
microspore
gene
regulatory element
foreign gene
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA 2205505
Other languages
English (en)
Other versions
CA2205505A1 (fr
Inventor
Chris Baszczynski
Eric Barbour
Brian Miki
Jiro Hattori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pioneer Hi Bred International Inc
Original Assignee
Pioneer Hi Bred International Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/345,756 external-priority patent/US5633438A/en
Application filed by Pioneer Hi Bred International Inc filed Critical Pioneer Hi Bred International Inc
Publication of CA2205505A1 publication Critical patent/CA2205505A1/fr
Application granted granted Critical
Publication of CA2205505C publication Critical patent/CA2205505C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

On a découvert, isolé et caractérisé un nouvel élément régulateur constitué d'ADN qui permet une expression génétique spécifique des microspores. L'élément régulateur spécifique des microspores peut être utilisé pour contrôler l'expression d'un gène étranger qui altère les fonctions des microspores. Ainsi, on peut éviter la production de pollen en utilisant un élément régulateur spécifique des microspores pour produire des plantes mâles stériles. Différents procédés peuvent être utilisés pour restaurer la fertilité des mâles dans la génération F1 de ces plantes mâles stériles. En plus, l'élément régulateur spécifique des microspores peut être utilisé pour conférer une résistance aux virus et aux insectes nuisibles.
CA 2205505 1994-11-22 1995-11-08 Element regulateur specifique des microspores Expired - Fee Related CA2205505C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/345,756 US5633438A (en) 1994-11-22 1994-11-22 Microspore-specific regulatory element
US08/345,756 1994-11-22
PCT/US1995/013478 WO1996016182A2 (fr) 1994-11-22 1995-11-08 Element regulateur specifique des microspores

Publications (2)

Publication Number Publication Date
CA2205505A1 CA2205505A1 (fr) 1996-05-30
CA2205505C true CA2205505C (fr) 2000-09-05

Family

ID=29422767

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2205505 Expired - Fee Related CA2205505C (fr) 1994-11-22 1995-11-08 Element regulateur specifique des microspores

Country Status (1)

Country Link
CA (1) CA2205505C (fr)

Also Published As

Publication number Publication date
CA2205505A1 (fr) 1996-05-30

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