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87 results about "Hepatitis B infection" patented technology

2′-fluoronucleosides

A class of 2′-fluoro-nucleoside compounds are disclosed which are useful in the treatment of hepatitis B infection, hepatitis C infection, HIV and abnormal cellular proliferation, including tumors and cancer. The compounds have the general formulae: wherein[0001]Base is a purine or pyrimidine base;[0002]R1 is OH, H, OR3, N3, CN, halogen, including F, or CF3, lower alkyl, amino, loweralkylamino, di(lower)alkylamino, or alkoxy, and base refers to a purine or pyrimidine base;[0003]R2 is H, phosphate, including monophosphate, diphosphate, triphosphate, or a stabilized phosphate prodrug; acyl, or other pharmaceutically acceptable leaving group which when administered in vivo, is capable of providing a compound wherein R2 is H or phosphate; sulfonate ester including alkyl or arylalkyl sulfonyl including methanesulfonyl, benzyl, wherein the phenyl group is optionally substituted with one or more substituents as described in the definition of aryl given above, a lipid, an amino acid, peptide, or cholesterol; and[0004]R3 is acyl, alkyl, phosphate, or other pharmaceutically acceptable leaving group which when administered in vivo, is capable of being cleaved to the parent compound, or a pharmaceutically acceptable salt thereof.
Owner:EMORY UNIVERSITY

Method of establishing hepatitis B virus infection cell model by using porcine primary hepatocyte and hNTCP recombinant lentivirus

The invention discloses a method of establishing a hepatitis B virus infection cell model by using porcine primary hepatocyte and hNTCP recombinant lentivirus and belongs to the technical field of cell modification. The method comprises the following steps: S1, preparing an hNTCP recombinant lentivirus concentrated liquid; S2, preparing liver tissues which are fully digested; S3, preparing the porcine primary hepatocyte; S4, preparing a porcine primary hepatocyte single cell suspension; S5, preparing a cell suspension for paving a plate; S6, paving cell plate and culturing; S7, carrying out hNTCP recombinant lentivirus infection on the porcine primary hepatocyte; and S8, establishing the hepatitis B virus infection cell model. According to the invention, the recombinant lentivirus containing an hNTCP gene is constructed in vitro, the hNTCP gene is integrated into the primary hepatocyte genome through the lentivirus with high efficiency of infection to achieve stable overexpression of hNTCP, so that the primary hepatocyte supports hepatitis B virus infection.
Owner:立沃生物科技(深圳)有限公司

NUCLEIC ACID MOLECULE FOR REDUCTION OF PAPD5 AND PAPD7 mRNA FOR TREATING HEPATITIS B INFECTION

The present invention relates to nucleic acid molecules that are complementary to both PAP associated domain containing 5 (PAPD5) and PAP associated domain containing 7 (PAPD7), leading to inhibition of the expression of both PAPD5 and PAPD7 when using a single nucleic acid molecule. The invention also provides for PAPD5 and PAPD7 specific nucleic acid molecules for use in treating and / or preventing a HBV infection, in particular a chronic HBV infection. Also comprised in the present invention is a pharmaceutical composition for use in the treatment and / or prevention of a HBV infection.
Owner:F HOFFMANN LA ROCHE INC

Hbv treatment

RNA interference (RNAi) agents and the use of the RNAi agents for treating hepatitis B infection in individuals, as well as pharmaceutical compositions containing the RNAi agents are provided. The RNAi agents, or constructs for expressing them are utilized to inhibit expression of at least one Hepatitis B virus (HBV) gene, wherein each agent comprises an effector sequence complementary to or substantially complementary to a predicted sequence transcribed from a target region. In some embodiments of the present invention, the agents have more than one effector sequence; wherein the multiple effectors may target the same region of an HBV gene, different (possibly overlapping) regions of the same gene and / or different HBV genes.
Owner:BENITEC IP HLDG INC

Continuous subcutaneous administration of interferon-alpha to hepatitis b infected patients

Methods and systems for treating Hepatitis B infections are provided. Typically the method comprises administering interferon-a to the patient subcutaneously using a continuous infusion apparatus, wherein this therapeutic regimen is sufficient to maintain circulating levels of interferon-a in the serum of the patient above a target concentration for a certain period of time.
Owner:MEDTRONIC INC

2'-fluoroncucleosides

2'-fluoronucleoside compounds are disclosed for use in the treatment of hepatitis B infection, hepatitis C infection, HIV and abnormal cell proliferation including tumors and cancers. These compounds have the general formula (I), (II), (III), (IV) or pharmaceutically acceptable salts thereof, wherein the base is a purine or pyrimidine base; R 1 is OH, H, OR 3 , N 3 , CN, halogen including F, or CF 3 , lower alkyl, amino, lower alkylamino, two lower alkylamino, or alkoxy; R 2 is H, phosphate, including monophosphate, diphosphate, triphosphate, or a stable phosphate prodrug; acyl, or other pharmaceutically acceptable leaving group that provides R when used in vivo 2 Compounds that are H or phosphate; sulfonates include alkyl or aralkylsulfonyl, including methylsulfonyl, benzyl, wherein phenyl is optionally substituted by one or more of the substituents described above in the definition of aryl substitution, lipid, amino acid, peptide or cholesterol; and R 3 is an acyl, alkyl, phosphate or other pharmaceutically acceptable leaving group, ie, a group that cleaves to the parent compound when used in vivo.
Owner:EMORY UNIVERSITY +9
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