Patents Assigned to Morphotek, Inc.
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Patent number: 8956832Abstract: Described herein are antibodies that specifically bind ganglioside GD2. Also described are nucleotides encoding such antibodies, cells expressing such antibodies, methods of use for such antibodies, and methods for using the antibodies to treat diseases associated with ganglioside GD2. In addition, tissue culture media supplements are described as are methods of use for the supplements. Described herein are albumin-ganglioside conjugates and corresponding methods for producing such conjugates. Methods of purifying or isolating antibodies are also described.Type: GrantFiled: July 2, 2013Date of Patent: February 17, 2015Assignee: Morphotek, Inc.Inventors: Nicholas C. Nicolaides, Philip M. Sass, Luigi Grasso, Wolfgang Ebel, Yuhong Zhou
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Patent number: 8895704Abstract: Provided herein are antibodies that specifically bind and neutralize Staphylococcus enterotoxin B. In addition, nucleic acids encoding such antibodies, and cells that express such antibodies are provided. Also provided are methods for treating diseases mediated by, and for neutralizing Staphylococcus enterotoxin B.Type: GrantFiled: July 16, 2013Date of Patent: November 25, 2014Assignee: Morphotek, Inc.Inventors: Philip M. Sass, Nicholas C. Nicolaides, Luigi Grasso, Marc Berger, Tao Sai
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Patent number: 8895000Abstract: The invention provides methods for inhibiting the interaction of endosialin with endosialin ligands. The inhibition is effectuated on the genetic level, by inhibiting endosialin gene expression, and on the protein level, by blocking the interaction of cell-surface expressed endosialin with ligands such as fibronectin and collagen. The invention provides methods for identifying inhibitors of the interaction of endosialin with endosialin ligands. Also provided are methods for inhibiting angiogenesis and neovascularization in vivo and in vitro.Type: GrantFiled: September 1, 2010Date of Patent: November 25, 2014Assignee: Morphotek, Inc.Inventors: Yuhong Zhou, Brian Tomkowicz, Luigi Grasso, Nicholas C. Nicolaides, Philip M. Sass
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Patent number: 8889846Abstract: This invention provides antibodies that specifically bind and neutralize Staphylococcus enterotoxin B. In addition, nucleic acids encoding such antibodies, and cells that express such antibodies are provided. Also provided are methods for treating diseases mediated by, and for neutralizing Staphylococcus enterotoxin B.Type: GrantFiled: July 2, 2012Date of Patent: November 18, 2014Assignee: Morphotek, Inc.Inventors: Philip M. Sass, Nicholas C. Nicolaides, Luigi Grasso, Marc Berger, Tao Sai
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Publication number: 20140212410Abstract: A method for transmission network control, the transmission network being configured for use in providing electricity from a generator to an end user, the method including receiving a sensitivity parameter, identifying a switchable set of switches within the transmission network using the sensitivity parameter, determining a candidate switch from the switchable set to change a corresponding state, wherein the state can be changed from open to closed and closed to open, determining a proposed change of state of the candidate switch, updating an optimal power flow (OPF) problem as a function of the candidate switch and the proposed change of state, determining and storing in a memory a solution to the updated OPF problem, generating an updated sensitivity parameter based on the stored solution to the updated OPF problem, and determining, using the updated sensitivity parameter, if the stored solution to the updated OPF problem meets a predetermined criterion.Type: ApplicationFiled: March 2, 2013Publication date: July 31, 2014Applicant: Morphotek Inc.Inventor: Julia D. Maltzman
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Publication number: 20140127237Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and become internalized by mesothelin-positive cells and also induce an immune effector activity such as antibody dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to mesothelin expressing cells as well as eliciting an immune-effector activity particularly on tumor cells and precursors. The invention is also related to cells expressing the monoclonal antibodies, polyclonal antibodies, antibody derivatives, such as human, humanized, and chimeric monoclonal antibodies, antibody fragments, mammalian cells expressing the monoclonal antibodies, derivatives and fragments, and methods of treating cancer using the antibodies, derivatives and fragments.Type: ApplicationFiled: January 6, 2014Publication date: May 8, 2014Applicant: MORPHOTEK, INC.Inventors: Wolfgang Ebel, Luigi Grasso, Nicholas C. Nicolaides, Philip M. Sass, Eric Routhier
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Publication number: 20140086928Abstract: Hybridoma lines that secrete human monoclonal antibodies with high binding specificity and biological activity, particularly neutralizing activity against granulocyte-macrophage colony stimulating factor, and methods of generating the hybridoma lines are provided. Target antigens and epitopes are also provided. The antibodies may be used in therapeutic methods, for example in the treatment of cancer, infectious disease, or autoimmune disease.Type: ApplicationFiled: November 26, 2013Publication date: March 27, 2014Applicant: MORPHOTEK, INC.Inventors: Philip M. Sass, Nicholas C. Nicolaides, Luigi Grasso, Jian Li, Qimin Chao, Eric Routhier, Wolfgang Ebel
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Patent number: 8658173Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and become internalized by mesothelin-positive cells and also induce an immune effector activity such as antibody dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to mesothelin expressing cells as well as eliciting an immune-effector activity particularly on tumor cells and precursors. The invention is also related to cells expressing the monoclonal antibodies, polyclonal antibodies, antibody derivatives, such as human, humanized, and chimeric monoclonal antibodies, antibody fragments, mammalian cells expressing the monoclonal antibodies, derivatives and fragments, and methods of treating cancer using the antibodies, derivatives and fragments.Type: GrantFiled: March 13, 2013Date of Patent: February 25, 2014Assignee: Morphotek, Inc.Inventors: Wolfgang Ebel, Luigi Grasso, Nicholas C. Nicolaides, Philip M. Sass, Eric Routhier
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Patent number: 8623364Abstract: Hybridoma lines that secrete human monoclonal antibodies with high binding specificity and biological activity, particularly neutralizing activity against granulocyte-macrophage colony stimulating factor, and methods of generating the hybridoma lines are provided. Target antigens and epitopes are also provided. The antibodies may be used in therapeutic methods, for example in the treatment of cancer, infectious disease, or autoimmune disease.Type: GrantFiled: October 24, 2012Date of Patent: January 7, 2014Assignee: Morphotek, Inc.Inventors: Philip M. Sass, Nicholas C. Nicolaides, Luigi Grasso, Jian Li, Qimin Chao, Eric Routhier, Wolfgang Ebel
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Publication number: 20130260393Abstract: Described herein are antibodies, and antigen-binding fragments thereof, that are specific for tumor endothelial marker 1 (TEM-1), related polynucleotides, expression vectors, and cells that express the described antibodies. Also provided are methods of using the described antibodies, and antigen-binding fragments thereof, and related kits. Provided herein are also methods for diagnosing TEM-1-expressing cancers (such as melanoma, sarcoma, bladder cancer, gastric cancer, hepatocellular cancer, or colon cancer) using the described antibodies, and antigen-binding fragments thereof. The methods involve determining the amount of TEM-1 in a biological sample derived from a subject and comparing this level with the level of TEM-1 in a known standard or reference sample.Type: ApplicationFiled: March 14, 2013Publication date: October 3, 2013Applicant: Morphotek, Inc.Inventor: Daniel John O'Shannessy
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Patent number: 8524237Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and have the ability in the alternative to become internalized by cells expressing endosialin and to induce an immune effector activity such as antibody-dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to endosialin-expressing cells as well as in eliciting an immune-effector activity particularly on tumor and neovascular cells and precursors. The invention is also related to nucleotides encoding the antibodies of the invention, cells expressing the antibodies; methods of detecting cancer and neovascular cells; and methods of treating cancer and neovascular disease using the antibodies, derivatives and fragments.Type: GrantFiled: November 26, 2012Date of Patent: September 3, 2013Assignee: Morphotek, Inc.Inventors: Nicholas C. Nicolaides, Luigi Grasso, Philip M. Sass
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Patent number: 8507657Abstract: Described herein are antibodies that specifically bind ganglioside GD2. Also described are nucleotides encoding such antibodies, cells expressing such antibodies, methods of use for such antibodies, and methods for using the antibodies to treat diseases associated with ganglioside GD2. In addition, tissue culture media supplements are described as are methods of use for the supplements. Described herein are albumin-ganglioside conjugates and corresponding methods for producing such conjugates. Methods of purifying or isolating antibodies are also described.Type: GrantFiled: August 23, 2012Date of Patent: August 13, 2013Assignee: Morphotek, Inc.Inventors: Nicholas C. Nicolaides, Philip M. Sass, Luigi Grasso, Wolfgang Ebel, Yuhong Zhou
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Publication number: 20130189272Abstract: This invention relates to novel monoclonal antibodies that specifically bind to the alpha-folate receptor. In some embodiments, the antibodies inhibit a biological activity of folate receptor-? (FR-?). The antibodies are useful in the treatment of certain cancers, particularly cancers that have increased cell surface expression of the alpha-folate receptor (“FR-?”), such as ovarian, breast, renal, colorectal, lung, endometrial, or brain cancer. The invention also relates to cells expressing the monoclonal antibodies, antibody derivatives, such as chimeric and humanized monoclonal antibodies, antibody fragments, and methods of detecting and treating cancer using the antibodies, derivatives, and fragments.Type: ApplicationFiled: March 14, 2013Publication date: July 25, 2013Applicant: MORPHOTEK, INC.Inventor: MORPHOTEK, INC.
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Publication number: 20130183314Abstract: This invention provides antibodies that specifically bind and neutralize Staphylococcus enterotoxin B. In addition, nucleic acids encoding such antibodies, and cells that express such antibodies are provided. Also provided are methods for treating diseases mediated by, and for neutralizing Staphylococcus enterotoxin B.Type: ApplicationFiled: July 2, 2012Publication date: July 18, 2013Applicant: MORPHOTEK, INC.Inventors: Philip M. Sass, Nicholas C. Nicolaides, Luigi Grasso, Marc Berger, Tao Sai
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Publication number: 20130177571Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and become internalized by mesothelin-positive cells and also induce an immune effector activity such as antibody dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to mesothelin expressing cells as well as eliciting an immune-effector activity particularly on tumor cells and precursors. The invention is also related to cells expressing the monoclonal antibodies, polyclonal antibodies, antibody derivatives, such as human, humanized, and chimeric monoclonal antibodies, antibody fragments, mammalian cells expressing the monoclonal antibodies, derivatives and fragments, and methods of treating cancer using the antibodies, derivatives and fragments.Type: ApplicationFiled: March 13, 2013Publication date: July 11, 2013Applicant: Morphotek, Inc.Inventor: Morphotek, Inc.
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Patent number: 8481703Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and become internalized by mesothelin-positive cells and also induce an immune effector activity such as antibody dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to mesothelin expressing cells as well as eliciting an immune-effector activity particularly on tumor cells and precursors. The invention is also related to cells expressing the monoclonal antibodies, polyclonal antibodies, antibody derivatives, such as human, humanized, and chimeric monoclonal antibodies, antibody fragments, mammalian cells expressing the monoclonal antibodies, derivatives and fragments, and methods of treating cancer using the antibodies, derivatives and fragments.Type: GrantFiled: May 21, 2012Date of Patent: July 9, 2013Assignee: Morphotek, Inc.Inventors: Wolfgang Ebel, Luigi Grasso, Nicholas C. Nicolaides, Philip M. Sass, Eric Routhier
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Patent number: 8470607Abstract: The present invention is directed to novel methods of inhibiting angiogenesis using chlorotoxin agents. In some embodiments, the inventive methods include intravenous, intraocular, intravitreal, subjunctival injection, and/or topical administration of a chlorotoxin agent that may or may not be labeled. In some embodiments, the inventive methods allow treatment and/or amelioration of ocular diseases characterized by neovascularization, such as wet macular degeneration. In some embodiments, neovascularization is inhibited and/or newly formed vessels are caused to regress.Type: GrantFiled: September 17, 2008Date of Patent: June 25, 2013Assignee: Morphotek, Inc.Inventors: Douglas B. Jacoby, Abdellah Sentissi, E. Michael Egan, Kamala Kesavan
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Methods of generating high-production of antibodies from hybridomas created by in vitro immunization
Patent number: 8445229Abstract: The invention provides methods for generating high titers of high-affinity antibodies from hybridoma cells produced by fusing myeloma cells with in vitro immunized donor cells. The hybridoma cells or mammalian expression cells with cloned antibody genes from the hybridomas producing the high-affinity antibodies may be mismatch repair defective due to defects of endogenous mismatch repair subunits of through expression of a dominant negative allele of a mismatch repair gene which allows the hybridoma cell to be hypermutable, may be rendered hypermutable by chemical means, or may be naturally mismatch repair deficient. High-affinity antibodies and high titer producer cells producing antibodies may be prepared by the methods of the invention.Type: GrantFiled: May 25, 2010Date of Patent: May 21, 2013Assignee: Morphotek, Inc.Inventors: Luigi Grasso, Shaohong Liang, Nicholas C. Nicolaides, Philip M. Sass -
Publication number: 20130078242Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and have the ability in the alternative to become internalized by cells expressing endosialin and to induce an immune effector activity such as antibody-dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to endosialin-expressing cells as well as in eliciting an immune-effector activity particularly on tumor and neovascular cells and precursors. The invention is also related to nucleotides encoding the antibodies of the invention, cells expressing the antibodies; methods of detecting cancer and neovascular cells; and methods of treating cancer and neovascular disease using the antibodies, derivatives and fragments.Type: ApplicationFiled: November 26, 2012Publication date: March 28, 2013Applicant: MORPHOTEK, INC.Inventor: Morphotek, Inc.
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Patent number: 8389691Abstract: This invention relates to the use of monoclonal and polyclonal antibodies that specifically bind to and have the ability in the alternative to become internalized by cells expressing endosialin and to induce an immune effector activity such as antibody-dependent cellular cytotoxicity. The antibodies are useful in specific delivery of pharmacologic agents to endosialin-expressing cells as well as in eliciting an immune-effector activity particularly on tumor and neovascular cells and precursors. The invention is also related to nucleotides encoding the antibodies of the invention, cells expressing the antibodies; methods of detecting cancer and neovascular cells; and methods of treating cancer and neovascular disease using the antibodies, derivatives and fragments.Type: GrantFiled: September 30, 2009Date of Patent: March 5, 2013Assignee: Morphotek, Inc.Inventors: Nicholas C. Nicolaides, Luigi Grasso, Philip M. Sass