Patents Assigned to Gradalis, Inc.
  • Publication number: 20230338284
    Abstract: The present disclosure provides composition formulated into inhalable dosage forms for treating a tumor or cancer in the lung. The compositions can be lyophilized compositions formulated for pulmonary delivery via a device.
    Type: Application
    Filed: February 27, 2023
    Publication date: October 26, 2023
    Applicant: GRADALIS, INC.
    Inventors: DAVID SHANAHAN, John Nemunaitis, Ernest Bognar
  • Publication number: 20230144927
    Abstract: Compositions and methods for treatment of a respiratory infection by a virus are disclosed herein. In some embodiments, the composition comprises pulmonary administration of a plasmid encoding a GM-CSF sequence and a bifunctional shRNA capable of inhibiting furin expression. In some embodiments, the virus is SARS-CoV-2.
    Type: Application
    Filed: October 31, 2022
    Publication date: May 11, 2023
    Applicant: GRADALIS, INC.
    Inventors: DAVID SHANAHAN, JOHN NEMUNAITIS, ERNEST BOGNAR
  • Patent number: 11400170
    Abstract: Compositions and methods for prevention of ovarian cancer recurrence and for the treatment of BRCA1/2-wild type ovarian cancer are disclosed herein. In some embodiments, the composition comprises an autologous tumor cell vaccine comprising cells genetically modified for furin knockdown and GM-CSF expression. In some embodiments, the method comprises administration of an autologous tumor cell vaccine prior to administration of a combination of the autologous tumor cell vaccine and atezolizumab. Also disclosed herein are methods for treating a cancer in an individual comprising a wild-type BRCA1 gene, a wild-type BRCA2 gene, or a combination thereof, and is identified as homologous recombination deficiency (HRD)-negative.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: August 2, 2022
    Assignee: GRADALIS, INC.
    Inventors: John Nemunaitis, Ernest Bognar
  • Publication number: 20210220488
    Abstract: Compositions and methods for prevention of ovarian cancer recurrence and for the treatment of BRCA1/2-wild type ovarian cancer are disclosed herein. In some embodiments, the composition comprises an autologous tumor cell vaccine comprising cells genetically modified for furin knockdown and GM-CSF expression. In some embodiments, the method comprises administration of an autologous tumor cell vaccine prior to administration of a combination of the autologous tumor cell vaccine and atezolizumab. Also disclosed herein are methods for treating a cancer in an individual comprising a wild-type BRCA1 gene, a wild-type BRCA2 gene, or a combination thereof, and is identified as homologous recombination deficiency (HRD)-negative.
    Type: Application
    Filed: January 25, 2021
    Publication date: July 22, 2021
    Applicant: GRADALIS, INC.
    Inventors: JOHN NEMUNAITIS, ERNEST BOGNAR
  • Patent number: 10253331
    Abstract: Compositions and methods for cancer treatment are disclosed herein. More specifically, the present invention describes an autologous cancer vaccine genetically modified for Furin knockdown and GM-CSF expression. The vaccine described herein attenuates the immunosuppressive activity of TGF-? through the use of bi-functional shRNAs to knock down the expression of furin in cancer cells, and to augment tumor antigen expression, presentation, and processing through expression of the GM-CSF transgene.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: April 9, 2019
    Assignee: GRADALIS, INC.
    Inventors: John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9914977
    Abstract: In certain preferred embodiments, the invention provides methods for treating cancer, which comprise (a) obtaining a specimen of cancer tissue from a patient; (b) obtaining a specimen of normal tissue in the proximity of the cancer tissue from such patient; (c) extracting total protein and RNA from the cancer tissue and normal tissue; (d) obtaining a protein expression profile of the cancer tissue and normal tissue using 2D DIGE and mass spectrometry; (e) identifying proteins that are expressed in such cancer tissue at significantly different levels than in the normal tissue; (f) obtaining a gene expression profile of the cancer tissue and normal tissue using microarray technology and comparing the results thereof to the protein expression profile; (g) prioritizing over-expressed proteins by assessing the connectivity thereof to other cancer-related or stimulatory proteins; (h) designing an appropriate RNA interference expression cassette to, directly or indirectly, modulate the expression of genes encoding s
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: March 13, 2018
    Assignee: GRADALIS, INC.
    Inventors: David M. Shanahan, John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9790518
    Abstract: Compositions and methods for cancer treatment are disclosed herein. More specifically, the present invention describes an autologous cancer vaccine genetically modified for Furin knockdown and GM-CSF expression. The vaccine described herein attenuates the immunosuppressive activity of TGF-? through the use of bi-functional shRNAs to knock down the expression of furin in cancer cells, and to segment tumor antigen expression, presentation, and processing through expression of the GM-CSF transgene.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: October 17, 2017
    Assignee: GRADALIS, INC.
    Inventors: John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9695422
    Abstract: Compositions and methods to attenuate the immunosuppressive activity of TGF-? through the use of bi-functional shRNAs is described herein. The bi-functional shRNAs of the present invention knocks down the expression of furin in cancer cells to augment tumor antigen expression, presentation, and processing through expression of the GM-CSF transgene.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: July 4, 2017
    Assignee: GRADALIS, INC.
    Inventors: John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9528991
    Abstract: In certain embodiments, the invention provides methods for treating cancer, comprising: obtaining a specimen of cancer tissue and normal tissue from a patient; extracting total protein; obtaining a protein expression profile; identifying over-expressed proteins; comparing the protein expression profile to a gene expression profile; identifying at least one prioritized protein target; designing a first RNA interference expression cassette; designing a first RNA interference expression cassette to modulate the expression of at least one gene encoding; incorporating the first cassette into a delivery vehicle; and providing a patient with an effective amount of the first delivery vehicle.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: December 27, 2016
    Assignee: GRADALIS, INC.
    Inventors: David M. Shanahan, John J. Nemunaitis, I, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9382589
    Abstract: In certain preferred embodiments, the invention provides methods for treating cancer, which comprise (a) obtaining a specimen of cancer tissue from a patient; (b) obtaining a specimen of normal tissue in the proximity of the cancer tissue from such patient; (c) extracting total protein and RNA from the cancer tissue and normal tissue; (d) obtaining a protein expression profile of the cancer tissue and normal tissue using 2D DIGE and mass spectrometry; (e) identifying proteins that are expressed in such cancer tissue at significantly different levels than in the normal tissue; (f) obtaining a gene expression profile of the cancer tissue and normal tissue using microarray technology and comparing the results thereof to the protein expression profile; (g) prioritizing over-expressed proteins by assessing the connectivity thereof to other cancer-related or stimulatory proteins; (h) designing an appropriate RNA interference expression cassette to, directly or indirectly, modulate the expression of genes encoding s
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: July 5, 2016
    Assignee: GRADALIS, INC.
    Inventors: David Shanahan, John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9157084
    Abstract: Compositions and methods to attenuate the immunosuppressive activity of TGF-? through the use of bi-functional shRNAs was substituted therefor described herein. The bi-functional shRNAs of the present invention knocks down the expression of furin in cancer cells to augment tumor antigen expression, presentation, and processing through expression of the GM-CSF transgene.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: October 13, 2015
    Assignee: GRADALIS, INC.
    Inventors: John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 9132146
    Abstract: Compositions and methods for cancer treatment are discloses herein. More specifically the present invention describes an autologous cancer vaccine genetically modified for Furin knockdown and GM-CSF expression. The vaccine described herein attenuates the immunosuppressive activity of TGF-? through the use of bi-functional shRNAs to knock down the expression of furin in cancer cells, and to augment tumor antigen expression, presentation, and processing through expression of the GM-CSF transgene.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: September 15, 2015
    Assignee: GRADALIS, INC.
    Inventors: John J. Nemunaitis, Neil Senzer, Phillip B. Maples, Donald Rao
  • Patent number: 8969068
    Abstract: A process for the purification of plasmid DNA, the process comprising treating an aqueous composition containing plasmid DNA with a polypeptide obtained from an NST1 phage to digest colanic acid and separating the plasmid DNA from the treated aqueous composition.
    Type: Grant
    Filed: April 30, 2009
    Date of Patent: March 3, 2015
    Assignee: Gradalis, Inc.
    Inventor: Nancy Smyth Templeton
  • Patent number: 8916530
    Abstract: In certain embodiments, the invention provides methods for treating cancer, comprising: (a) obtaining a specimen of cancer tissue and normal tissue from a patient; (b) extracting total protein and RNA from the cancer tissue and normal tissue; (c) obtaining a protein expression profile of the cancer tissue and normal tissue; (d) identifying over-expressed proteins in the cancer tissue; (e) comparing the protein expression profile to a gene expression profile; (f) identifying at least one prioritized protein target by assessing connectivity of each said over-expressed protein to other cancer-related or stimulatory proteins; (g) designing a first RNA interference expression cassette to modulate the expression of at least one gene encoding the prioritized target protein; (h): designing a first RNA interference expression cassette to modulate the expression of at least one gene encoding a protein of higher priority in the signaling pathway in which the first protein is a component; (i) incorporating the first cass
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: December 23, 2014
    Assignee: Gradalis, Inc.
    Inventors: David Shanahan, John Nemunaitis, Neil Senzer, Phillip Maples, Donald Rao
  • Patent number: 8906874
    Abstract: The present invention includes bifunctional shRNAs capable of reducing an expression of a Stathmin 1 gene; wherein at least one target site sequence of the bifunctional RNA molecule is located within the Stathmin 1 gene, wherein the bifunctional RNA molecule is capable of activating a cleavage-dependent and a cleavage-independent RNA-induced silencing complex for reducing the expression level of Stathmin 1.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: December 9, 2014
    Assignee: Gradalis, Inc.
    Inventors: Donald Rao, John J. Nemunaitis, Neil Senzer
  • Publication number: 20140242639
    Abstract: A method for designing a bi-shRNA expression cassette encoding a bi-shRNA comprising: selecting one or more target site sequences; providing a backbone sequence comprising a first and a second stem-loop structure, inserting a first passenger strand and a second passenger strand and providing for synthesis of the bi-shRNA expression cassette.
    Type: Application
    Filed: May 6, 2014
    Publication date: August 28, 2014
    Applicant: Gradalis, Inc.
    Inventor: Donald Rao
  • Patent number: 8808983
    Abstract: The present invention relates to certain novel shRNA molecules and methods of use thereof. According to certain embodiments of the present invention, methods for reducing the expression level of a target gene are provided. Such methods generally comprise providing a cell with one or more precursor nucleic acid sequences that encode two or more RNA molecules. A first RNA molecule comprises a double stranded sequence, which includes a guide strand sequence that is complementary to a portion of an mRNA transcript encoded by the target gene. In addition, a second RNA molecule comprises a second double stranded sequence, which includes a second guide strand sequence that is partially complementary to a portion of the mRNA transcript encoded by the target gene. Preferably, the second guide strand sequence comprises one or more bases that are mismatched with a nucleic acid sequence of the mRNA transcript encoded by the target gene.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: August 19, 2014
    Assignee: Gradalis, Inc.
    Inventor: Donald Rao
  • Patent number: 8758998
    Abstract: A method for designing a bi-shRNA expression cassette encoding a bi-shRNA comprising: selecting one or more target site sequences; providing a backbone sequence comprising a first and a second stem-loop structure, inserting a first passenger strand and a second passenger strand and providing for synthesis of the bi-shRNA expression cassette.
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: June 24, 2014
    Assignee: Gradalis, Inc.
    Inventor: Donald Rao
  • Patent number: 8735058
    Abstract: The present invention relates to certain novel shRNA molecules and methods of use thereof. According to certain embodiments of the present invention, methods for reducing the expression level of a target gene are provided. Such methods generally comprise providing a cell with one or more precursor nucleic acid sequences that encode two or more RNA molecules. A first RNA molecule comprises a double stranded sequence, which includes a guide strand sequence that is complementary to a portion of an mRNA transcript encoded by the target gene. In addition, a second RNA molecule comprises a second double stranded sequence, which includes a second guide strand sequence that is partially complementary to a portion of the mRNA transcript encoded by the target gene. Preferably, the second guide strand sequence comprises one or more bases that are mismatched with a nucleic acid sequence of the mRNA transcript encoded by the target gene.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: May 27, 2014
    Assignee: Gradalis, Inc.
    Inventor: Donald Rao
  • Patent number: 8735119
    Abstract: The present disclosure generally relates to polypeptides having colanic acid-degrading activity and methods of using the same. Polynucleotides encoding such polypeptides are also described. The polypeptides may be used, for example, in processes for degrading colanic acid, processes for the removal of endotoxins from biological samples, and processes for purifying plasmid DNA.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: May 27, 2014
    Assignee: Gradalis, Inc.
    Inventor: Nancy Smyth Templeton