IP Library Granted Patent US 8,389,728
Granted Patent B2
US 8,389,728 · App. 12/732,938 · Granted Mar 5, 2013

Pollen tube stimulants from

Inventors: Yuan Qin (Wuhan, CN); Ravishankar Palanivelu (Tucson, AZ); Ronald J. Wysocki, Jr. (Tucson, AZ); Arpad Somogyi (Tucson, AZ); Yelena Feinstein (Tucson, AZ)
Assignee: The Arizona Board of Regents
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Quick Facts
Patent No.
US 8,389,728
App. No.
12/732,938
Granted
Mar 5, 2013
Kind
B2
Abstract

This disclosure relates, inter alia, to stimulants of pollen tube germination and growth of pollen tubes, and methods of their use to stimulate in vitro and in vivo pollen germination and pollen tube growth.

Claims (9)

1. An isolated pollen-growth stimulant, comprising at least one compound having a structural formula as follows:

or mixtures thereof.

2. A formulation, comprising the isolated pollen growth stimulant of claim 1 and at least one of a surfactant, a stabilizer, a buffer, a preservative, an antioxidant, an extender, a solvent, an emulsifier, an invert emulsifier, a spreader, a sticker, a penetrant, a foaming agent, an anti-foaming agent, a thickener, a safener, a compatibility agent, a crop oil concentrate, a viscosity regulator, a binder, a tacker, a drift control agent, a fertilizer, a timed-release coating, a water-resistant coating, an antibiotic, a fungicide, a nematicide, and a pesticide.

3. The formulation of claim 2 , further comprising pollen.

4. The formulation of claim 3 , wherein the pollen is from a plant of family Brassicaceae.

5. The formulation of claim 4 , wherein the plant is selected from the group consisting of species of Arabidopsis, Olimarabidopsis, Capsella, Sisimbrium , and Brassica , and hybrids thereof.

6. A composition, comprising the isolated pollen growth stimulant of claim 1 and pollen.

7. The composition of claim 6 , wherein the pollen is from a plant of family Brassicaceae.

8. The composition of claim 7 , wherein the plant is selected from the group consisting of species of Arabidopsis, Olimarabidopsis, Capsella, Sisimbrium , and Brassica , and hybrids thereof.

Assignments (2)
CONFIRMATORY LICENSE Recorded May 20, 2010
From: UNIVERSITY OF ARIZONA
To: NATIONAL SCIENCE FOUNDATION
Reel/Frame 024415/0524 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 30, 2010
From: QIN, YUAN; PALANIVELU, RAVISHANKAR; WYSOCKI, RONALD J., JR.; SOMOGYI, ARPAD; FEINSTEIN, YELENA
To: THE ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA
Reel/Frame 024315/0378 →
Continuity (2)
Provisional Application 61280664 · Nov 6, 2009
Related Publication 20110111959A1 · May 12, 2011