Abstract: The present invention relates to mammalian antibodies, designated 12B1 and antigen-binding portions thereof that specifically bind to insulin-like growth factor I receptor (IGF-IR), preferably human IGF-IR. Also included are chimeric, bispecific, derivatized, single chain antibodies derived from the antibodies disclosed herein. Nucleic acid molecules encoding the mammalian antibodies as well as methods of use thereof are also disclosed. Also included are pharmaceutical compositions comprising these antibodies and methods of using the antibodies and compositions thereof for treatment and diagnosis of pathological hyperproliferative oncogenic disorders associated with expression of IGF-1R.

Abstract: A process for the selection of anti c-Met antibodies capable of inhibiting both ligand-dependent and ligand-independent activation of c-Met, wherein said process is based on the inhibition of the c-Met dimerization. The present invention also concerns such antibodies and compositions comprising antibodies for the preparation of a medicament to treat cancer including diagnosis process and kits.

Abstract: The present invention relates to the use of at least one antibody, or a functional fragment thereof, which is capable of binding to the CD151 protein and thereby inhibiting tumour growth, in the preparation of a medicament intended for the treatment of cancer. The invention is also directed to a composition for the treatment of cancer, comprising, as active ingredient, at least one anti-CD151 antibody, or a functional fragment thereof, which is capable of binding to the CD151 protein and/or of inhibiting the development of primary tumours and/or of inhibiting its metastasis-promoting activity, which antibodies may consist of the antibodies TS151 and/or TS151r.

Abstract: The present invention relates to methods of identifying IGF-IR modulators and hybrid-R modulators comprising contacting IGF-IR with a humanized anti-IGF-IR antibody and contacting hybrid-R with a humanized anti-hybrid-R antibody, respectively.

Abstract: The present invention relates to the use of a milled homogenate and/or a suspension and/or a cell lysate, stemming from a tumor resistant to at least one anti-tumoral compound in order to immunize and generate in vitro an antibody, or one of its functional fragments, directed against a tumoral antigen specifically expressed at the surface of said resistant tumor and being possibly involved in the resistance of said resistant tumor. More particularly, the present invention is directed to such antibodies obtained by applying the method, such as the antibodies 1A6, 1A9, 2E11, 3C11 and 3G7, as well as to their use for treating cancer.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR, especially monoclonal antibodies of marine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR.

Abstract: The present invention relates to novel isolated antibodies, derived compounds, and functional isolated antibody fragments, capable of inhibiting the proliferation of tumor cells in vitro and/or in vivo and obtained by functional screening. More particularly, the present invention relates to the 6F4 antibody, specific to the JAM-A protein, as well as its use for the treatment of cancer. Pharmaceutical compositions composed of these antibodies are also covered.

Abstract: The present invention relates to the field of prognosis and/or diagnosis of a proliferative disease in a patient. More particularly, the invention relates to antibodies capable of binding to the human cMet receptor, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of said antibodies, and corresponding processes, for detecting and diagnosing pathological hyperproliterative oncogenic disorders associated with expression of cMet. In certain embodiments, the disorders are oncogenic disorders associated with increased expression of cMet polypeptide relative to normal or any other pathology connected with the overexpression of cMet. The invention finally comprises products and/or compositions or kits comprising at least such antibodies for the prognosis or diagnostic of certain cancers.

Abstract: The present invention relates to the use of at least one antibody, or a functional fragment thereof, which is capable of binding to the CD151 protein and thereby inhibiting tumor growth, in the preparation of a medicament intended for the treatment of cancer. The invention is also directed to a composition for the treatment of cancer, comprising, as active ingredient, at least one anti-CD151 antibody, or a functional fragment thereof, which is capable of binding to the CD151 protein and/or of inhibiting the development of primary tumors and/or of inhibiting its metastasis-promoting activity, which antibodies may consist of the antibodies TS151 and/or TS151r.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR receptor, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR receptor. The invention finally comprises products and/or compositions comprising such antibodies in combination with anti-EGFR antibodies and/or compounds and/or anti-cancer agents or agents conjugated with toxins and their use for the prevention and/or the treatment of certain cancers.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor (IGF-IR) and/or the insulin/IGF-I hybrid receptor (hybrid-R) and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR and/or hybrid-R, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR and/or hybrid-R or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR and/or hybrid-R.

Abstract: The present invention relates to novel isolated antibodies, derived compounds, and functional isolated antibody fragments, capable of inhibiting the proliferation of tumor cells in vitro and/or in vivo and obtained by functional screening. More particularly, the present invention relates to the 6F4 antibody, specific to the JAM-A protein, as well as its use for the treatment of cancer. Pharmaceutical compositions composed of these antibodies are also covered.

Abstract: The present disclosure relates to the antibody engineering field and, more particularly, to a process for the screening of antibodies and/or the modulation of the agonistic/antagonistic activity of antibodies. More particularly, the disclosure concerns a process of improving the antagonistic activity of a monoclonal antibody directed against a specific target molecule, or a divalent functional fragment or derivative thereof, the antibody being capable of inhibiting one or more of the biological activities of the target molecule, wherein the process comprises a stage of reconfiguration of the hinge region consisting of a modification of the amino acid sequence of the hinge region by the deletion, the addition or the substitution of at least one amino acid.

Abstract: Antibody capable of binding specifically to the human c-Met receptor and/or capable of specifically inhibiting the tyrosine kinase activity of said receptor, with an improved antagonistic activity, said antibody comprising a modified hinge region. A composition comprising such an antibody antagonist to c-Met and its use as a medicament for treating cancer.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR receptor, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR receptor. The invention finally comprises products and/or compositions comprising such antibodies in combination with anti-EGFR antibodies and/or compounds and/or anti-cancer agents or agents conjugated with toxins and their use for the prevention and/or the treatment of certain cancers.

Abstract: The invention also relates to a composition comprising an antibody antagonist to c-Met and an aminoheteroaryl compound, particularly as a medicament. The present invention also comprises a pharmaceutical composition comprising said anti c-Met antibody and said aminoheteroaryl compound as combination products for simultaneous, separate or sequential use. The invention relates to the use of the composition of the invention for the treatment of cancer in a mammal.

Abstract: The invention relates to a novel antibody capable of binding specifically to the human c-Met receptor and/or capable of specifically inhibiting the tyrosine kinase activity of said receptor both in a ligand-dependent and in a ligand-independent manner, with an improved antagonistic activity, said antibody comprising a modified hinge region. The invention also relates to a composition comprising such an antibody antagonist to c-Met and its use as a medicament for treating cancer.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR.

Abstract: The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and/or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR receptor, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and/or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR receptor. The invention finally comprises products and/or compositions comprising such antibodies in combination with anti-EGFR antibodies and/or compounds and/or anti-cancer agents or agents conjugated with toxins and their use for the prevention and/or the treatment of certain cancers.