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Leonard, NH

John P. Leonard, Manchester, NH US

Patent application numberDescriptionPublished
20100298317METHOD OF TREATING POLYCYSTIC KIDNEY DISEASES WITH CERAMIDE DERIVATIVES - A method of treating polycystic kidney disease in a subject comprises administering to the subject an effective amount of a compound represented by Structural Formula (1): or a pharmaceutically acceptable salt thereof.11-25-2010

Mark Leonard, Manchester, NH US

Patent application numberDescriptionPublished
20110038863METHODS AND COMPOSITIONS FOR IMPROVING RECOMBINANT PROTEIN PRODUCTION - Nucleic acid molecules modified to enhance recombinant protein, e.g., antibody, expression and/or reduce or eliminate mis-spliced and/or intron read-through (IRT) by-products are disclosed. The invention also provides methods for producing proteins devoid of mis-spliced and/or intron read-through by-products by the use of such vectors in host cells under cell culture conditions suitable for recombinant protein expression.02-17-2011

Patent applications by Mark Leonard, Manchester, NH US

Mark W. Leonard, Manchester, NH US

Patent application numberDescriptionPublished
20100029500OLIGONUCLEOTIDE ARRAYS TO MONITOR GENE EXPRESSION AND METHODS FOR MAKING AND USING SAME - The present invention provides an oligonucleotide array capable of identifying genes and related pathways involved with the induction of a particular phenotype by a cell line, e.g., the genes and related pathways involved with the induction of transgene expression by the cell line. The invention is particularly useful when there is little or no information about the genome of the cell line being studied, because it provides methods for identifying consensus sequences for known and previously undiscovered genes, and for designing oligonucleotide probes to the identified consensus sequences. Additionally, when the array is to be used to determine optimal conditions for expression of a transgene by the cell line, the invention teaches methods of including oligonucleotide probes to transgene sequences in the array. The invention also provides methods of using the array to identify genes and related pathways involved with the induction of a particular cell line phenotype. The invention also provides novel polynucleotides of undiscovered genes (i.e., a gene that had not been sequenced and/or shown to be expressed by CHO cells) and novel polynucleotides involved with the induction of a particular cell phenotype, e.g., increased survival when grown under stressful culture conditions, increased transgene expression, decreased production of an antigen, etc. These novel polynucleotides are termed novel CHO sequences and differential CHO sequences, respectively. The invention also provides genetically engineered expression vectors, host cells, and transgenic animals comprising the novel nucleic acid molecules of the invention. The invention additionally provides antisense and RNAi molecules to the nucleic acid molecules of the invention. The invention further provides methods of using the polynucleotides of the invention.02-04-2010

Mark William Leonard, Manchester, NH US

Patent application numberDescriptionPublished
20090325175METHODs OF DETECTION AND QUANTIFICATION OF HOST CELL DNA CONTAMINATION OF PURIFIED PROTEINS - The present invention provides a novel robust, sensitive, reproducible, and accurate method of detecting and quantifying host cell genomic DNA contamination utilizing quantitative real time Polymerase Chain Reaction (qPCR), wherein the qPCR primers are complementary to the highly repetitive host cell genomic DNA sequences, e.g., Alu-equivalent sequences. The present invention is particularly useful for determining the levels of residual genomic DNA in biological products to be administered as therapeutics, e.g., therapeutic proteins.12-31-2009
20100132059TEMPERATURE-INDUCED POLYNUCLEOTIDES AND USES THEREFOR - The present invention is based on the discovery that the transcriptional activity of both hamster mammary tumor 7 (HMT-7) and hamster layilin genes are increased when Chinese Hamster Ovary (CHO) cells are cultured at temperatures lower than 37° C. The present invention provides novel genomic, cDNA, and protein sequences of HMT-7 and a novel genomic sequence for hamster layilin. Included in the genomic sequences are novel temperature-induced promoter sequences for each; two promoter sequences are provided for HMT-7 and one promoter sequence is provided for layilin. The invention additionally provides antisense and siRNA molecules to the nucleic acid molecules of HMT-7. The invention also provides genetically engineered expression vectors comprising the novel temperature-induced promoters of the invention, which are particularly useful as part of a mammalian temperature-inducible expression system. The invention also provides host cells and/or transgenic animals comprising the novel nucleic acid molecules of the invention. The invention further provides methods of using the polynucleotides of the invention, e.g., for temperature-induced transgene expression.05-27-2010
20110014624Methods For Identifying Cells Suitable For Large-Scale Production of Recombinant Proteins - The present invention provides methods of identifying a clonal population of cells suitable for large-scale production of a protein of interest. The invention further provides methods for high-throughput screening for genetic rearrangements in the gene encoding the protein of interest, whereby the absence of a deletion in the gene encoding the protein of interest indicates that the cell is suitable for large-scale production of the protein of interest.01-20-2011

Patent applications by Mark William Leonard, Manchester, NH US

Scott A. Leonard, Bedford, NH US

Patent application numberDescriptionPublished
20090185918Fluid Transfer Using Devices with Rotatable Housings - A liquid ring pump includes an external housing enclosing a volume including a lower fluid reservoir. A rotatable inner housing is within the volume of the external housing, the inner housing enclosing an inner fluid chamber. A pitot tube provides fluid communication between the lower fluid reservoir and the inner fluid chamber. The housings and pitot tube are adapted so that when the inner housing rotates, fluid flows from the lower fluid reservoir through the pitot tube into the inner fluid chamber to develop a liquid ring within the inner fluid chamber such that an inner radial wall of the liquid ring is just radially outward from a point where the pitot tube enters the inner fluid chamber.07-23-2009
20100192686BLOOD TREATMENT SYSTEMS AND METHODS - Dialysis systems comprising actuators that cooperate to perform dialysis functions and sensors that cooperate to monitor dialysis functions are disclosed. According to one aspect, such a hemodialysis system comprises a user interface model layer, a therapy layer, below the user interface model layer, and a machine layer below the therapy layer. The user interface model layer is configured to manage the state of a graphical user interface and receive inputs from a graphical user interface. The therapy layer is configured to run state machines that generate therapy commands based at least in part on the inputs from the graphical user interface. The machine layer is configured to provide commands for the actuators based on the therapy commands.08-05-2010

Patent applications by Scott A. Leonard, Bedford, NH US