Patents Assigned to Erasmus University Medical Center
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Patent number: 9097716Abstract: The present invention relates to a method for determining the presence of anti-Tr antibodies in a subject comprising the steps of obtaining a sample from said subject testing the presence of said antibodies in said sample by addition of DNER protein or an antigenic part thereof and checking whether said DNER protein is bound by any antibodies in said sample Such an assay is useful for the diagnosis of paraneoplastic cerebellar degeneration that is associated with Hodgkin lymphoma, or, more generally, to type patients suffering from cerebellar ataxia. Also comprised in the invention is a kit for performing such an assay.Type: GrantFiled: March 1, 2012Date of Patent: August 4, 2015Assignee: Erasmus University Medical CenterInventors: Petrus Abraham Elisa Sillevis Smitt, Esther De Graaff
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Patent number: 9012174Abstract: The present invention relates to a method for characterizing the antibiotic resistance of a microorganism, said method comprising the steps of (a) providing a reference mass spectrum of an antimicrobial compound, its enzymatic modification product, its molecular target, or of a substrate compound of a its modifying enzyme; (b) exposing a microorganism, a cell lysate thereof, or a growth medium supernatant thereof, to said antimicrobial compound or said substrate compound in aqueous liquid to thereby provide an exposed sample; (c) acquiring a mass spectrum of the exposed sample; (d) comparing the mass spectrum acquired in step c) with the reference mass spectrum of step (a), and (e) determining from said comparison whether modification of said antimicrobial compound, its modification product or its molecular target or of said substrate has occurred following said exposure, and establishing that said microorganism is potentially resistant to said antimicrobial compound when said modification is observed.Type: GrantFiled: August 19, 2010Date of Patent: April 21, 2015Assignee: Erasmus University Medical Center RotterdamInventors: Theo M. Luider, Jeroen van Kampen, Alexander F. Van Belkum, Wilhelm Goessens, Gero P. Hoof
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Publication number: 20150050668Abstract: The present invention relates to a method for determining the presence of anti-Tr antibodies in a subject comprising the steps of obtaining a sample from said subject testing the presence of said antibodies in said sample by addition of DNER protein or an antigenic part thereof and checking whether said DNER protein is bound by any antibodies in said sample Such an assay is useful for the diagnosis of paraneoplastic cerebellar degeneration that is associated with Hodgkin lymphoma, or, more generally, to type patients suffering from cerebellar ataxia. Also comprised in the invention is a kit for performing such an assay.Type: ApplicationFiled: March 1, 2012Publication date: February 19, 2015Applicant: Erasmus University Medical Center RotterdamInventors: Petrus Abraham Elisa Sillevis Smitt, Esther De Graaff
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Publication number: 20140356908Abstract: A transgenic non-human mammal containing a heterologous heavy chain gene locus that is capable of producing soluble heavy chain only antibodies and antigen-binding fragments thereof following immunization.Type: ApplicationFiled: March 14, 2014Publication date: December 4, 2014Applicant: ERASMUS UNIVERSITY MEDICAL CENTERInventors: FRANKLIN GERARDUS GROSVELD, RICHARD WILHELM JANSSENS
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Publication number: 20140356907Abstract: A transgenic non-human mammal containing a heterologous lambda light chain gene locus, and/or a heterologous kappa light chain gene locus, and/or a heterologous heavy chain gene locus, each of which can re-arrange so that immunoglobulin heavy and light chain genes are formed and expressed in B-cells following antigen challenge.Type: ApplicationFiled: March 14, 2014Publication date: December 4, 2014Applicant: ERASMUS UNIVERSITY MEDICAL CENTERInventors: FRANKLIN GERARDUS GROSVELD, RICHARD WILHELM JANSSENS, MARINUS JOHANNES VAN HAPEREN, ROGER KINGDON CRAIG, ERNIE DE BOER
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Publication number: 20140336734Abstract: The invention relates to a hyperthermia system for treating a patient, comprising an RF power unit, one or more RF antenna's connected to the RF power unit for generating a focused three-dimensional RF field, a controller for adjusting the RF power source and/or the one or more RF antenna's for steering the focused three-dimensional RF field; a sensor for sensing a parameter representative of the focused three-dimensional RF field; a communication environment for inputting data from the said sensor and/or additional information provided by the patient, said communication environment being capable of generating trigger signals to the controller for in use steering the focused three-dimensional RF filed in real time. The invention further relates to a method for generation a focused three-dimensional RF field.Type: ApplicationFiled: August 19, 2011Publication date: November 13, 2014Applicant: Erasmus University Medical Center RotterdamInventors: Gerard Cornelis van Rhoon, Margarethus Marius Paulides, Jurriaan Fokke, Roelf Albert Roskam
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Patent number: 8883150Abstract: The present invention provides a high affinity, antigen-specific, soluble heavy chain-only antibody which: lacks hallmark camelid-related amino acid substitutions and has FR2 substitutions which are not found in antibodies which comprise heavy and light chain; shows increased net hydrophobicity within CDR1 and an increased number of charged amino acids present in CDR3; and comprises one or more amino acid substitutions within the framework ?-pleated sheet leading to increased net hydrophobicity within FR1 and increased number of charged amino acids present in FR3. Also provided are VH domains having the same properties, gene segments for their production, methods for their production, transgenic animals and uses of the antibody of the VH domains in therapy.Type: GrantFiled: March 19, 2010Date of Patent: November 11, 2014Assignee: Erasmus University Medical CenterInventors: Roger Kingdon Craig, Franklin Gerardus Grosveld, Richard Wilhelm Janssens, Dubravka Drabek, Tao Chen, Ernie De Boer
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Publication number: 20140322715Abstract: The invention comprises a method to determine the chance of a successful pregnancy based on the ratio of said ratio indicated as a formula that uses the presence of Lactobacillus and Staphylococcus bacteria in relation to the total amount of bacteria in a sample of a subject, preferably a urine sample. Also comprised in the invention is a kit, preferably a qPCR kit, for performing the method of the invention and outputting the result. Such a method and kit are particularly advantageous for predicting the chance of a successful pregnancy in subjects undergoing or eligible for an artificial insemination method such as IVF or ICSI.Type: ApplicationFiled: August 12, 2011Publication date: October 30, 2014Applicant: Erasmus University Medical Center RotterdamInventors: Dirk Jan Kok, Jozef Stephanus Elisabeth Laven, Delshad Mama Maghdid, Nicole Geertje Maria Beckers
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Publication number: 20140315749Abstract: The invention relates to the field of medical diagnostics. In particular, it relates method and kits for identification and classification of IgE-related diseases, e.g. Type I hypersensitivity, as well as for monitoring of treatment efficacy, for instance anti-IgE therapy.Type: ApplicationFiled: November 15, 2011Publication date: October 23, 2014Applicants: Erasmus University Medical Center Rotterdam, Universidad De SalamancaInventors: Menno Cornelis van Zelm, Jacobus Johannes Maria van Dongen, José Alberto Orfao de Matos Correia e Vale
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Publication number: 20140287943Abstract: The present disclosure is directed to detecting colon disorders by measuring the expression of SHIP1 in a sample of PBMCs. One method includes the following steps, obtaining a sample including peripheral blood mononuclear cells (PBMCs) from a subject and determining whether SHIP1 is underexpressed in the PBMCs or lacks normal enzymatic activity. The present disclosure is also directed to a method of determining the expression of SHIP1 protein expression and SHIP1 enzyme activity in PBMCs. This method includes the following steps, obtaining a sample comprising PBMCs from a subject and determining the amount of SHIP1 in the PBMCs.Type: ApplicationFiled: April 27, 2012Publication date: September 25, 2014Applicants: ERASMUS UNIVERSITY MEDICAL CENTER ROTTERDAM, THE RESEARCH FOUNDATION FOR THE STATE UNIVERSITY OF NEW YORKInventors: William G. Kerr, Gwenny M. Fuhler, Sandra Fernandes
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Patent number: 8833133Abstract: A test apparatus for evaluating a measuring device for measuring a diffusion capacity of a person's lungs by measuring a change of concentration of a gas species in a mixture, when the mixture is inhaled and subsequently exhaled by a person, wherein the test apparatus includes (a) a port for connecting to the measuring device; (b) a compartment coupled to the port; (c) a circulation circuit configured to circulate gas from the compartment back to the compartment; and (d) a gas species removing element configured to selectively reduce a partial pressure of the gas species at a point in the circulation circuit.Type: GrantFiled: June 1, 2010Date of Patent: September 16, 2014Assignee: Erasmus University Medical Center RotterdamInventors: Antonius Fransiscus Marie Verbraak, Wilhelmus Petrus Johannes Holland
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Publication number: 20140221313Abstract: The present invention is in the field of molecular diagnostics and relates to a method for classifying samples obtained from patients diagnosed with multiple myeloma into three newly defined clusters. The invention also relates to a method for determining the prognosis of an individual diagnosed with multiple myeloma as well as a method for the prediction of the response to treatment of an individual diagnosed with multiple myeloma. More in particular, the invention provides a method for determining the disease outcome or the prognosis of a patient diagnosed with multiple myeloma by classifying said patient into a high risk or a low risk category, based on a 92 gene classifier.Type: ApplicationFiled: July 12, 2012Publication date: August 7, 2014Applicant: Erasmus University Medical Center RotterdamInventors: Rowan Kuiper, Pieter Sonneveld
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Publication number: 20140107951Abstract: The invention relates to a method to determine the wavelength dependent absorption coefficient of a turbid medium using overlapping illumination-detection areas comprising the steps of a) retrieving a calibration spectrum (CA) from a reference measurement using a reference sample; b) carrying out a measurement on an actual sample for determining the absolute reflection spectrum (Rabs) using a raw spectrum measured on the sample (Smedium) and the calibration spectrum (C?); C) using the absolute reflection spectrum (Rabs) for determining the wavelength dependent absorption coefficient by minimizing the difference between the measured absolute reflection spectrum (Rabs) and a model function (Rabsmodel).Type: ApplicationFiled: March 26, 2012Publication date: April 17, 2014Applicant: ERASMUS UNIVERSITY MEDICAL CENTER ROTTERDAMInventors: Henricus Josephus Cornelus Maria Sterenborg, Stephen Chad Kanick, Arjen Amelink, Dominic James Robinson
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Patent number: 8642295Abstract: The present invention relates in one aspect to a method for analyzing the frequency of interaction of a target nucleotide sequence with one or more nucleotide sequences of interest (eg.Type: GrantFiled: January 10, 2008Date of Patent: February 4, 2014Assignee: Erasmus University Medical CenterInventors: Wouter De Laat, Frank Grosveld
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Publication number: 20140031288Abstract: The invention describes a pharmaceutical composition comprising at least compound selected from the group of demethylating agents and HDAC inhibitors and at least one somatostatin analog or dopamine agonist for the treatment of a tumor which expresses a somatostatin and/or dopamine receptor.Type: ApplicationFiled: October 2, 2013Publication date: January 30, 2014Applicant: Erasmus University Medical CenterInventor: Leendert Johannes HOFLAND
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Publication number: 20140024019Abstract: The invention relates to the field of medical diagnostics. Provided are methods and kits for determining the health status of a subject, for early detection of tissue damage, for early diagnosis and monitoring of a disease, and/or for evaluation of treatment effectiveness in a subject using circulating tissue macrophages (CTM) as a mirror of disrupted tissue homeostasis and disease.Type: ApplicationFiled: March 5, 2012Publication date: January 23, 2014Applicants: Universidad de Salamanca, Erasmus University Medical Center RotterdamInventors: Jacobus Johannes Maria Van Dongen, José Alberto Orfao De Matos Correia E Vale
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Publication number: 20130345405Abstract: The present invention relates to the manufacture of a diverse repertoire of functional heavy chain-only antibodies that undergo affinity maturation, and uses thereof. The invention also relates to the manufacture and use of a diverse repertoire of class-specific heavy chain-only antibodies and to the manufacture and use of multivalent polypeptide complexes with antibody heavy chain functionality, preferably antibody heavy chain binding functionality, constant region effector activity and, optionally, additional effector functions. The present invention also relates to a method of generation of fully functional heavy chain-only antibodies in transgenic mice in response to antigen challenge. In particular, the present invention relates to a method for the generation of human antigen-specific, high affinity, heavy chain-only antibodies of any class, or mixture of classes and the isolation and expression of fully functional VH antigen-binding domains.Type: ApplicationFiled: March 15, 2013Publication date: December 26, 2013Applicant: Erasmus University Medical CenterInventors: Franklin Gerardus Grosveld, Richard Wilhelm Janssens, Dubravka Drabek, Roger Kingdon Craig
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Publication number: 20130344057Abstract: The present invention relates to the manufacture of a diverse repertoire of functional heavy chain-only antibodies that undergo affinity maturation, and uses thereof. The invention also relates to the manufacture and use of a diverse repertoire of class-specific heavy chain-only antibodies and to the manufacture and use of multivalent polypeptide complexes with antibody heavy chain functionality, preferably antibody heavy chain binding functionality, constant region effector activity and, optionally, additional effector functions. The present invention also relates to a method of generation of fully functional heavy chain-only antibodies in transgenic mice in response to antigen challenge. In particular, the present invention relates to a method for the generation of human antigen-specific, high affinity, heavy chain-only antibodies of any class, or mixture of classes and the isolation and expression of fully functional VH antigen-binding domains.Type: ApplicationFiled: March 15, 2013Publication date: December 26, 2013Applicant: ERASMUS UNIVERSITY MEDICAL CENTERInventors: Franklin Gerardus Grosveld, Richard Wilhelm Janssens, Dubravka Drabek, Roger Kingdon Craig
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Publication number: 20130330771Abstract: A transgenic non-human mammal containing a heterologous lambda light chain gene locus, and/or a heterologous kappa light chain gene locus, and/or a heterologous heavy chain gene locus, each of which can re-arrange so that immunoglobulin heavy and light chain genes are formed and expressed in B-cells following antigen challenge.Type: ApplicationFiled: March 14, 2013Publication date: December 12, 2013Applicant: Erasmus University Medical CenterInventors: Roger Kingdon Craig, Franklin Gerardus Grosveld, Richard Wilhelm Janssens, Mariuns Johannes Van Haperen
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Publication number: 20130323235Abstract: The present invention provides a high affinity, antigen-specific, soluble heavy chain-only antibody which: lacks hallmark camelid-related amino acid substitutions and has FR2 substitutions which are not found in antibodies which comprise heavy and light chain; shows increased net hydrophobicity within CDR1 and an increased number of charged amino acids present in CDR3; and comprises one or more amino acid substitutions within the framework ?-pleated sheet leading to increased net hydrophobicity within FR1 and increased number of charged amino acids present in FR3. Also provided are VH domains having the same properties, gene segments for their production, methods for their production, transgenic animals and uses of the antibody of the VH domains in therapy.Type: ApplicationFiled: March 15, 2013Publication date: December 5, 2013Applicant: ERASMUS UNIVERSITY MEDICAL CENTERInventors: Roger Kingdon Craig, Franklin Gerardus Grosveld, Richard Wilhelm Janssens, Dubravka Drabek