Abstract: The invention concerns a novel lymphocyte hybridoma and an antibody which may be generated from the hybridoma. The hybridoma and antibody have the internal designation LICR-LON-Fib 75. The origin, method of preparation and uses are discussed. The antibody has particular application in the diagnosis and treatment of cancer of the breast. A particular therapeutic treatment comprises harvesting a sample of bone marrow from a patient, subjecting the patient to treatment adapted to kill cancerous material including that within the bone marrow (possibly including the normal differentiated haemopoietic cells of the marrow), subjecting some or all of the sample to cytotoxic treatment with the antibody (or a toxin conjugate thereof) adapted to kill cancerous cell lines while leaving viable colony-forming units of bone marrow, and reintroducing the treated sample material to the blood stream of the patient.

Abstract: Disclosed herein is a method for transforming human B-cells by infecting them with Epstein Barr virus and transfecting the Epstein Barr virus infected cells with an activated human c-myc gene. The transformed cells are useful for producing human monoclonal antibodies.

Abstract: Hybridoma cell lines and transformed B-cell lines are derived from B-cells of cancer patients actively immunized with autologous tumor antigens and used to produce monoclonal antibodies having specificity for tumor-associated antigens. The monoclonal antibodies can be used in both diagnostic procedures and therapy for human cancers.

Abstract: A new marker for colorectal carcinoma has been discovered which is a goycoprotein having a molecular weight of approximately 160,000 daltons. Assay methods which can identify this marker are useful in detecting, diagnosing, and monitoring colorectal carcinoma, and in particular, carcinoma of the undifferentiated variety which heretofor were not readily detectible. For example, an assay which utilizes an antibody reacting to this glycoprotein marker is useful in a screening method for the detection and monitoring of colorectal carcinoma cells. Such an antibody can be included as part of a kit for screening a patient for colorectal carcinoma.

Abstract: A novel lymphokine and its production and uses are disclosed. The lymphokine is a glycoprotein with a molecular weight of 15,000.+-.2,000 daltons; isoelectric point pI, 4.5.+-.0.5; electrophoretic mobility Rf, 0.73.+-.0.05; cytotoxic on L 929 cell; and cytostatic on KB cell with or without human interferon-alpha. The lymphokine significantly inhibits in vivo the growth of malignant human tumors in cooperation with human interferon, therefore is useful in prophylactic and therapeutic treatment of human malignant tumors.

Abstract: The present invention is directed to in vitro and in vivo immunodiagnosis and immunotherapy using monoclonal antibodies reactive with difucosyl blood group antigens Y-6 and B-7-2.

Abstract: A substantially pure antigen found on normal and benign breast epithelial cell membranes and in breast cancer cells, fused cell hybrids which produce antibodies specific for such antigen, the monoclonal antibodies produced by such fused cell hybrids, a method for detecting the presence of breast cancer in a patient which is based on measuring the concentrations of one or more determinants of such antigen in a patient sample, and a method for either identifying those breast cancer patients whose tumors would respond to estrogen manipulation or determining prognosis based on the degree of differentiation, which method is based on measuring the concentration of an estrogen-modulated determinant of such antigen.

Abstract: This invention relates in general to a phosphoprotein product of the retinoblastoma susceptibility gene. In particular, this invention relates to a phosphoprotein ppRB.sup.110 primarily located in the cell nucleus which has a DNA binding activity. The invention also relates to the amino acid sequence of the phosphoprotein and to the specific purified anti-retinoblastoma phosphoprotein antibody. The invention further relates to a method of diagnosing retinoblastoma and other retinoblastoma gene involved cancers, treating such kind of cancers and regulating the oncogenicity of other genes.

Abstract: A mouse-human chimaeric immunoglobulin heavy chain comprising (a) the amino acid sequence of a mouse immunoglobulin heavy chain variable region and (b) the amino acid sequence of a human immunoglobulin heavy chain constant region and reacting specifically with human common acute lympohocytic leukemia antigen and a chimaeric DNA fragment which encodes the amino acid sequence of the above mouse-human chimaeric immunoglobulin heavy chain.

Abstract: The present invention is concerned with novel monoclonal antibodies which define a gylcolipid antigen associated with human non-small cell lung carcinomas ("NSCLC") and certain other human carcinomas. The antibodies bind to normal human cells to a much lesser degree than to tumor cells. The antibodies find use in diagonostic methods such as the detection of malignant cells associated with NSCLC and in therapeutic methods. The invention also comprises a method for determining the presence of a malignant condition in lung tissue and other human tissue. The method involves examining the human tissue for the presence of a glycolipid antigen having the characteristics of a ganglio-N-triosylceramide.

Abstract: There are provided anti-tumor vaccines which contain as active ingredient tumor cells which have been pressure treated so as to augment their antigenic properties, tumor cells treated with cholesteryl hemisuccinate (CHS) and subsequently pressure treated, or plasma membranes from either of, or membrane proteins shed from either of these cells, or a combination of any of these. According to another embodiment, tumor cells are treated with cholesteryl hemisuccinate or by the application and release of pressure, and subsequently with a cross-linking agent. Such cells, plasma membranes obtained from these and proteins shed from the surface of these are effective active ingredients in anti-tumor vaccines.

Abstract: Novel compositions and methods are provided for the treatment of cancer employing monoclonal antibodies (MoAbs) conjugated to a toxin. According to the present invention, MoAbs defining epitopes on either a tumor associated glycoprotein antigen of about 72 kD m.w. or on carcinoembryonic antigen conjugated to a ribosomal inhibiting protein, or the like, are employed either alone or in combination as cytotoxic agents in the treatment of various cancers including, but not limited to, colorectal carcinoma, ovarian carcinoma and osteogenic sarcoma. For some of these compositions, an enhanced or potentiated efficacy is observed when the conjugates are administered along with a related, unconjugated monoclonal antibody.Hybridomas XMMCO-791 and XMMCO-228 were deposited with the A.T.C.C. on Aug. 14, 1986 and given A.T.C.C. Accession Nos. HB 9173 and HB 9174, respectively. Hybridoma XMMBR-B14 was deposited with the A.T.C.C. on Jan. 14, 1987 and given A.T.C.C. Accession No. HB 9308.

Abstract: Antiandrogenic peptidyl esters, particularly tri-peptidyl esters, of the active metabolite of flutamide are disclosed.

Abstract: A new marker for colorectal carcinoma has been discovered which is a glycoprotein having a molecular weight of approximately 160,000 daltons. Assay methods which can identify this marker are useful indetecting, diagnosing, and monitoring colorectal carcinoma, and in particular, carcinoma of the undifferentiated variety which heretofor were not readily detectible. For example, an assay which utilizes an antibody reacting to this glycoprotein marker is useful in a screening method for the detection and monitoring of colorectal carcinoma cells. Such an antibody can be included as part of a kit for screening a patient for colorectal carcinoma.

Abstract: The present invention relates to methods which utilize anti-idiotypic antibodies, or fragments thereof, for tumor immunotherapy or immunoprophylaxis. Monoclonal anti-idiotypic antibodies which recognize an idiotype present on a second antibody or on a T lymphocyte or on an immune suppressor factor which is directed against a defined tumor antigen, can be used for immunization against a tumor, for immune anti-tumor activation or inhibition of suppression, or for in vitro activation of lymphocytes to be used in adoptive immunotherapy. The anti-idiotypic antibodies, or fragments thereof, can also be used to monitor anti-antibody induction in patients undergoing passive immunization to a tumor antigen by administration of anti-tumor antibody. In another embodiment, administration of T lymphocytes which express an idiotype directed against a defined tumor antigen can be used to transfer delayed-type hypersensitivity to the tumor.

Abstract: Novel compositions and methods are provided for the treatment of cancer employing monoclonal antibodies (MoAbs) conjugated to a toxin. According to the present invention, MoAbs defining epitopes on either a tumor associated glycoprotein antigen of about 72 kD m.w. or on carcinoembryonic antigen conjugated to a ribosomal inhibiting protein, or the like, are employed either alone or in combination as cytotoxic agents in the treatment of various cancers including, but not limited to, colorectal carcinoma, ovarian carcinoma and osteogenic sarcoma.Hydridomas XMMCO-791 and XMMCO-228 were deposited with the A.T.C.C. on Aug. 14, 1986 and given A.T.C.C. Accession Nos. HB 9173 and HB 9174, respectively.

Abstract: The present invention is concerned with novel monoclonal antibodies which define a glycolipid antigen associated with human non-small cell lung carcinomas ("NSCLC") and certain other human carcinomas. The antibodies bind to normal human cells to a much lesser degree than to tumor cells. The antibodies find use in diagnostic methods such as the detection of malignant cells associated with NSCLC and in therapeutic methods. Also disclosed in a novel glycolipid antigen. The invention also comprises a method for determining the presence of a malignant condition in lung tissue and other human tissue. The method involves examining the human tissue for the presence of a glycolipid antigen having the terminal carbohydrate sequence: GalNAc.beta.l.fwdarw.4Gal.beta.l.fwdarw.3GalNAc.beta.l.fwdarw.4Gal.beta.l. fwdarw.R.

Abstract: The invention relates to a cytotoxic pharmaceutical combination comprising:at least a first antibody possessing the capacity of selective recognition of a target antigen or antigens carried by cells to be destroyed, the said antibody being characteristic of an animal species different from that of the target cells,at least one cytotoxic conjugate obtained by covalent bond coupling of the A chain of ricin with a second antibody specific for immunoglobins of the animal species to which the said first antibody or antibodies belong.

Abstract: A substantially pure protein having angiogenic activity is disclosed. A method for preparing proteins having angiogenic activity from cell culture media is also disclosed. Proteins produced according to the invention are useful in the diagnosis of malignancies, for promoting wound healing, and for other diagnositc and therapeutic purposes.

Abstract: A channel protein has a molecular weight of approximately 280 kD and is capable of affecting K.sup.+ and Cl.sup.- membrane transport. Furosemide and quinine derivatives, and polysaccharide or monosaccharide gels incorporating such derivatives, are useful in treating membrane transport, cellular volume and cellular pressure disorders and in producing the channel protein. The channel protein is used in diagnostic assays and screening assays is described.

Abstract: High-yielding hybridoma cell lines which secrete monoclonal antibodies capable of binding to tumor cells of one or more types, but not normal cells can be obtained more readily by fusing myeloma cells with antibody-forming cells isolated from an animal immunized with tumor antigens, which has previously been made immunological tolerant to normal cell antigens, comprising the total antigens, or at least a proportion of the total antigens, of the normal cells corresponding to the tumor cells chosen as the source of immunizing antigens.

Abstract: Monoclonal antibodies being capable of reacting with human squamous cell lung carcinoma, lung adenocarcinoma and large cell lung carcinoma, and non-reactive with human small cell lung carcinoma and normal human lung cells, and recognizing glycoproteins as antigens. Hybridomas having the characteristics of cell line SLC-454 secrete such antibodies. Method of diagnosing human lung cancer and method of therapeutic treatment are described.

Abstract: Immunotoxins having improved toxic activity have the composition ##STR1## wherein Toxin-NH is a ribosome-inactivating protein containing no accessible sulfhydryl groups, n is an integer from 1 to 5, m is an integer from 1 to 5, and NH-Antibody is a monoclonal antibody specific to eucaryotic cells or antigens associated therewith. The immunotoxins are made by reacting the Toxin-NH with an iminothiolester salt to form a first conjugate, reacting the NH-Antibody with N-succinimidyl-3-(2-pyridyldithio) propionate to form a second conjugate, and reacting the two conjugates to form the immunotoxin.

Abstract: Conjugates of transferrin or ceruloplasmin with anti-tumor agents. Such conjugates are useful in the treatment of tumors. Suitable anti-tumor agents include adriamycin, daunomycin, methotrexate, vincristin, 6-mercaptopurine, cytosine arabinoside and cyclophosphamide. Transferrin or ceruloplasmin is preferably coupled to the anti-tumor agent by means of glutaraldehyde.

Abstract: Hybridomas which produce monoclonal antibodies specific to an abnormal branched determinant of a synthetic glycolipid antigen and methods of use of the monoclonal antibodies.

Abstract: There are provided monoclonal antibodies which react with human oncofetal ferritin and which do not react with human spleen ferritin or with liver ferritin; there are also provided monoclonal antibodies which react both with human placenta oncofetal ferritin and with human adult spleen ferritin. There is provided a process for producing clones producing such antibodies and such clones, and an assay for the detection of human breast cancer based on the determination of oncofetal ferritin, which assay is based on such monoclonal antibodies.

Abstract: An aqueous solution containing a physiologically active substance, which is produced by recombinant DNA technique and which has cytotoxic activity against L-M cells and is capable of inducing hemorrhagic necrosis of transplanted Meth A sarcoma in the BALB/c mouse, can be effectively, efficiently purified by column chromatography using a column packed with a dye-bonded crosslinked agarose gel.

Abstract: A human physiologically active polypeptide, human Tumor Necrosis Factor (human TNF), comprising a specific amino acid sequence of 155 amino acid residues. The base sequence of the DNA coding for the human TNF has been determined using rabbit TNF cDNA. The human TNF can be advantageously produced on a large scale by recombinant DNA technique. The human TNF of the present invention has been found to be excellent in inducing necrosis of tumors with no toxic effect upon the normal tissues of the living body.

Abstract: A diagnostic method for neurological and psychiatric disorders utilizes the cerebrospinal fluid incubated in the presence of 32-P labelled ATP and an appropriate protein kinase. After termination of the reaction, a sample is applied to gels for electrophoresis. Subsequent autoradiography results in a disease-specific protein pattern that can be used for diagnosis of disorders such as Alzheimer disease, Huntington disease, Parkinson disease, dystonia ataxia, schizophrenia, epilepsy brain tumors, brain irradiation, head trauma, and acute and chronic encephalitic and vascular disease.

Abstract: A specific hybridoma cell line produces monoclonal antibodies which are effective in detecting carcinoembryonic antigens (CEA). The specific hydribome line and monoclonal antibodes are designated as T84.66-A3.1-H11. The monoclonal antibodies are preferably applied to tissues and fluids to detect the degree of binding of such monoclonal antibodies to such carcinoembryonic antigens.

Abstract: This invention relates to antibody-therapeutic agent conjugates having a therapeutic agent covalently attached to an antibody or antibody fragment. Also described are methods for intermediates in the preparation of antibody conjugates. Therapeutic in vivo methods utilizing such antibody-therapeutic agent conjugates are described.

Abstract: A method for treatment of acquired immuno-deficiency syndrome (AIDS) which comprises administering a therapeutically effective amount of liposomes containing a toxin which specifically inhibits the protein synthesis in cells to a patient with AIDS.

Abstract: Three new monoclonal antibodies, MU78, MT334, and MQ49, and the hybridoma cell lines producing these, are disclosed. The antibodies specifically bind to mucin-like antigens with distribution over various carcinomas.

Abstract: The present invention provides a lymphocyte-mediated immunotherapy for the treatment of human or animal subjects afflicted with abnormal or tumor cells which express a MHC Class II antigen on their surface. The method utilizes inducer T-cell clones or lines having a demonstrable specificity for an identifiable antigen. These T-cells are activated in-vivo to express cytolytic and therapeutic activity against the abnormal or tumor cells in the subject.

Abstract: The present invention provides a novel hybridoma cell line secreting monoclonal antibodies (MoAbs) that define an epitope found on an antigen of the classification termed CEA/NCA (carcinoembryonic antigen/normal cross-reacting antigen). The MoAbs of the invention find particular utility as the targeting moiety of immunotoxin and immunoimaging conjugates.Hybridoma XMMBR-B14 was deposited with the A.T.C.C. on Jan. 14, 1987 and given A.T.C.C. Accession No. HB 9308.

Abstract: This invention relates to the production of antibodies to angiogenin or to fragments thereof and to methods of inhibiting angiogenesis in mammals by administering to mammals such antibodies or Fab fragments thereof so as to inhibit angiogenic activity. In addition, this invention relates to pharmaceutical compositions comprising therapeutically effective amounts of antibody that are immunologically reactive with angiogenin and which can be administered to inhibit angiogenesis.

Abstract: A process for producing a cancer cell-derived glycosidic related antigen having a terminal fucose glycosidic linkage structure (TCA) and a process for producing a thermally denatured TCA are provided. These TCA and thermally denatured TCA have a very high immunogenicity that cause an immune response specific to cancer cells, and exhibit an excellent effect in the treatment and prevention of cancers.

Abstract: The present invention is directed to monoclonal antibodies, and hybridomas which produce them, which are reactive with ganglioside antigens GD2 and GD3 and are essentially non-reactive with other ganglioside antigens. The invention further relates to methods of using these antibodies.

Abstract: A method and composition for killing target cells is disclosed. The method utilizes ex vivo IL-2 activation of leucocyte effector cells and arming the activated leucocyte effectors with monoclonal antibodies whose Fc portions bind to the IL-2-activated effectors and whose paratopic portions immunoreact with an epitope expressed on the surfaces of the target cells. The composition contains a cytolytic amount of the armed, IL-2-activated effector cells dispersed in an aqueous physiologically tolerable diluent medium.

Abstract: A conjugate comprising a vinca moiety convalently linked at the 4-position via a group of the formula --OCOXCO-- where X represents a single chemical bond or an optionally substituted C.sub.1-10 chain, to an immunoglobulin or an immunoglobulin fragment.The conjugates are useful in the treatment of cancer.

Abstract: A description is given of conjugates of vinca alkaloid of the indole-dihydroindole type with a protein or a protein fragment, corresponding to the general formula ##STR1## in which R.sub.1 denotes a protein or a protein fragment;R.sub.2 is COO(C.sub.1-3 alkyl) or CO--R.sub.7 where R.sub.7 is NH.sub.2 or an amino acid ester or peptide ester;R.sub.3 is H, CH.sub.3 or CHO;when R.sub.5 and R.sub.6 are taken separately, R.sub.6 is H and one of R.sub.4 and R.sub.5 is ethyl and the other is H or OH;when R.sub.5 and R.sub.6 are taken together with the carbon atoms to which they are attached, they form an oxirane ring and R.sub.4 is ethyl, and A is a residue of a bifunctional organic derivative of the maleoylamino acid or maleoyl peptide or maleoylphenoxy type.

Abstract: Basement membrane collagen degrading enzymes are provided which are useful for the detection of malignant cells with metastatic activity. Means for detecting such cells are also provided.

Abstract: The present invention provides an interleukin-2 composition which comprises human serum albumin, a reducing compound or a combination thereof and is adjusted as showing pH of 3 to 6 as a solution. The composition of the present invention is characterized in that interleukin-2 activity is minimized during storage and in the processes of freezing and lyophilization.

Abstract: Methods are disclosed for preparing (1) a pure, biologically active, immunogenic tumor-associated antigen by forming a soluble pool of membrane proteins from antigenic tissue and, by separating, identifying and characterizing antigenic and/or immunogenic proteins therefrom; (2) an ultrapure, biologically active TAA by further subjecting the pure TAA to isotachophoresis and/or affinity chromatography; and (3) making an epitope from purified TAA by injecting TAA into a host animal to stimulate the production by lymphocytes of antibodies specific to TAA, forming hybridomas capable of secreting monoclonal antibodies reactive with the TAA, dividing the TAA into fragments including epitopes, forming epitope-monoclonal antibody complexes, separating the complexes to recover the epitopes, and thereafter identifying and characterizing the epitopes.

Abstract: Basement membrane collagen degrading enzymes are provided which are useful for the detection of malignant cells with metastatic activity. Means for detecting such cells are also provided.

Abstract: A human endogenous retrovirus-related Mv-75,000 protein, containing the decapeptide sequence Glutamic Acid-Asparagine-Proline-Serine-Glutamine-Phenylalanine-Tyrosine-Glutamic Acid-Arginine-Leucine, a synthetic undecapeptide Sp-23 based on the decapeptide, and specific polycolonal and monoclonal antibodies and specific nucleic acid probes are used as specific reagents for the detection and treatment of tumors such as renal cell adenocarcinoma and choriocarcinoma, among others, and placental disorders including blighted ova, hydatiform and destructive moles.

Abstract: Methods and compositions are provided for identifying patients suffering from neoplastic diseases such as breast cancer. It has been found that neoplastic epithelial cells, including neoplastic mammary epithelial cells, release a particular N-terminal blocked, soluble cytokeratin into circulation. The presence of this cytokeratin is diagnostic of neoplastic disease.

Abstract: The present invention relates to drugs characterized in that they comprise, in association, at least one immunotoxin and at least one monovalent carboxylic ionophore.

Abstract: A new plasminogen activator which is very similar to the plasminogen activator from blood can be isolated in good amounts from the culture fluid of human melanoma cells.This new plasminogen activator has a strong thrombolytic effect and pharmaceutical compositions thereof may be used in the therapeutic treatment of thrombosis disorders.

Abstract: It has previously been shown that the serum from patients suffering from a wide range of cancers contains a cancer marker protein having the ability to release RNA from cell nuclei. This cancer marker protein is purified by taking the protein fraction precipitating between 30% and 50% saturated aqueous ammonium sulfate solution, dialyzing a solution of the protein fraction against TMK buffer, chromatographing the dialyzed protein on a molecular sieve and isolating the fraction having a molecular weight of about 60,000; and removing albumin. Injection of the purified protein into rabbits, preparation of serum from blood of the rabbits and absorption of the sera with normal plasma fraction produces at antibody specific to the cancer marker protein and therefore useful in a radioimmunoassay or ELISA test for a wide variety of cancers.