Danuta M Tracz
Nursing at 55 St, Boulder, CO

License number

Colorado 333300

Issued Date

Jan 20, 1996

Renew Date

Feb 1, 2016

Expiration Date

Jan 31, 2017

Type

Certified Nurse Aide

Address

690 55Th St, Boulder, CO 80303

Professional information

Synthesis, Deprotection, Analysis And Purification Of Rna And Ribozymes

US Patent:

6649751, Nov 18, 2003

Filed:

May 28, 2002

Appl. No.:

10/156432

Inventors:

Nassim Usman - Boulder CO
Francine Wincott - Longmont CO
David Sweedler - Louisville CO
Leonid Beigelman - Longmont CO
Lech W. Dudycz - Worcester MA
Susan Grimm - Boulder CO
Anthony DiRenzo - Boulder CO
Danuta Tracz - Boulder CO

Assignee:

Sirna Therapeutics, Inc. - Boulder CO

International Classification:

C07H 2100

US Classification:

536 254, 536 2531, 536 2532, 536 2533, 536 2534, 536 2541, 536 253

Abstract:

Provided is a method for purification and synthesis of RNA molecules that have at least one chemical modification.

Synthesis, Deprotection, Analysis And Purification Of Rna And Ribozymes

US Patent:

6469158, Oct 22, 2002

Filed:

May 2, 1995

Appl. No.:

08/433218

Inventors:

Assignee:

Ribozyme Pharmaceuticals, Incorporated - Boulder CO

International Classification:

C07H 100

US Classification:

536 254, 536 253

Abstract:

Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.

Synthesis, Deprotection, Analysis And Purification For Rna And Ribozymes

US Patent:

6437117, Aug 20, 2002

Filed:

Jul 27, 1999

Appl. No.:

09/363238

Inventors:

Assignee:

Ribozyme Pharmaceuticals, Inc. - Boulder CO

International Classification:

C07H 106

US Classification:

536 254, 536 2541

Abstract:

Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.

Deprotection Of Rna With Alkylamine

US Patent:

5804683, Sep 8, 1998

Filed:

May 5, 1995

Appl. No.:

8/435113

Inventors:

Nassim Usman - Boulder CO
Francine E. Wincott - Longmont CO
Danuta Tracz - Boulder CO

Assignee:

Ribozyme Pharmaceuticals, Inc. - Boulder CO

International Classification:

C07H 100, C07H 2104

US Classification:

536 2531

Abstract:

A method for the deprotection of RNA comprising reacting an alkylamine or ammonium hydroxide/alkylamine mixture with the RNA at 60-70 degrees Centigrade for 5 to 15 minutes in order to remove any exocyclic protecting groups, wherein said alkylamine is selected from the group consisting of ethylamine, propylamine, and butylamine.

Synthesis, Deprotection, Analysis & Purification Of Rna & Ribozymes

US Patent:

2006022, Oct 5, 2006

Filed:

Sep 9, 2005

Appl. No.:

11/223720

Inventors:

Nassim Usman - Lafayette CO, US
Francine Wincott - Longmont CO, US
David Sweedler - Louisville CO, US
Leonid Beigelman - Longmont CO, US
Lech Dudycz - Worcester MA, US
Susan Grimm - Lafayette CO, US
Anthony DiRenzo - Boulder CO, US
Danuta Tracz - Boulder CO, US

International Classification:

C07H 21/02

US Classification:

536025340

Abstract:

Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.

Synthesis, Deprotection, Analysis And Purification Of Rna And Ribozymes

US Patent:

7041817, May 9, 2006

Filed:

Aug 30, 2002

Appl. No.:

10/231874

Inventors:

Nassim Usman - Boulder CO, US
Francine Wincott - Longmont CO, US
David Sweedler - Louisville CO, US
Leonid Beigelman - Longmont CO, US
Lech W. Dudycz - Worcester MA, US
Susan Grimm - Boulder CO, US
Anthony DiRenzo - Boulder CO, US
Danuta Tracz - Boulder CO, US

Assignee:

Sirna Therapeutics, Inc. - Boulder CO

International Classification:

C07H 21/02

US Classification:

536 254, 536 231, 536 2531, 536 245, 435 6, 435325, 435366, 435 9131

Abstract:

Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.