Abstract: A method comprises preventing or inhibiting bacterial adhesion and/or bacterial biofilm development by treating a substrate with a composition of a soluble group II capsular polysaccharide obtained from a bacterial strain.

Abstract: The invention concerns the optimization of the wild R9M peptide and the use of the resulting peptides for therapeutic vaccination and/or preventive vaccination against leukaemia in humans. More particularly, the invention concerns mutated immunogenic peptides derived from the human TEL/AML1 fusion protein comprising the wild R9M peptide sequence Arg-Ile-Ala-Glu-Czs-Ile-Leu-Gly-Met. The invention also concerns polynucleotides coding for the mutated R9M immunogenic peptides, cellular expression vectors comprising nucleic acid sequences expressing the mutated R9M immunogenic peptides and polyclonal or monoclonal antibodies capable of being fixed on at least one of said peptides/polynucleotides. The invention further concerns the use of said peptides, polynucleotides and/or antibodies for preparing vaccines, anti-tumoral medicines and compositions and for in vitro and in vivo stimulation of the immune response in humans.

Abstract: The invention concerns a methylated immunogenic recombinant peptide sequence comprising mycobacterial heparin-binding hemagglutinin. The invention also concerns chemical and enzymatic methods for preparing such a sequence, the sequence being previously produced in a non-methylated recombinant form then methylated by post-translational modification. The invention further concerns recombinant tools, vectors and host cells for implementing post-translational enzymatic methylation of the recombinant HBHA. The invention finally concerns immunogenic compositions comprising methylated, native or recombinant HBHA, such compositions being useful for preparing vaccines against mycobacterial infections.

Abstract: The present invention relates to methods and compositions for preventing the occurrence or progression of a cancer or pre-cancerous condition associated with expression, or over-expression of human cytidine deaminases of the APOBEC3 family. The invention also relates to drug screening assays designed to identify compounds that regulate the activity, or level of expression, of hA3A, hA3C and hA3H. The invention further relates to transgenic mice, as well as cells derived from said mice, that have been genetically engineered to express, or over-express hA3A, hA3C and/or hA3H. Such mice may be utilized to screen for, or identify, compounds that modulate the activity, or expression, of the human cytidine deaminases. The present invention also provides topical compositions such as cosmetic lotion, crème, or sunscreen for use on the skin, which comprise one or more inhibitors of human cytidine deaminase activity.

Abstract: The present invention relates to an in vitro method for determining that an individual is at risk of developing Alzheimer's disease, which comprises: —determining whether the individual harbours at least one variant allele of a susceptibility gene selected from the apolipoprotein J gene (APOJ) and the complement component receptor 1 gene (CR 1); —deducing that if the individual harbours at least one variant allele of the APOJ and/or CR1 gene, then the individual is at risk of developing Alzheimer's disease.

Abstract: Methods of modifying, repairing, attenuating and inactivating a gene or other chromosomal DNA in a cell are disclosed. Also disclosed are methods of treating or prophylaxis of a genetic disease in an individual in need thereof. Further disclosed are chimeric restriction endonucleases.

Abstract: The invention relates to a method for optical detection of the dynamics of Ca2+ in a biological system, said method comprising monitoring the photons emitted by a recombinant Ca2+-sensitive polypeptide, which comprises or consists of a chemiluminescent protein linked to a fluorescent protein, present in said biological system. In a particular embodiment, said recombinant polypeptide comprises or consists of the Aequorin and GFP linked by a linker allowing chemiluminescence resonance energy transfer (CRET), and optionally comprises a peptidic fragment capable of targeting said recombinant polypeptide into a specific cellular domain or compartment. The present invention also concerns a transgenic non-human animal expressing said recombinant polypeptide sensitive to calcium concentration, in conditions enabling the in vivo monitoring of Ca2+ dynamics.

Abstract: The invention mainly relates to a method for manufacturing a polypeptide of formula: X1—X?—X2??(III) X1 and X2 each representing a peptide fragment, and X? representing an amino acid residue comprising a thiol function, said method comprising at least one step of ligation reaction between a polypeptide of formula: X1—N(CH2CH2SH)2??(I) and a polypeptide of formula: H—X?—X2.??(II) The invention also relates to the polypeptides of formula (I) themselves and the method for obtaining them, as well as resin supports suitable for obtaining them.

Abstract: The present invention concerns a method for diagnosing a melanoma in a mammal comprising the detection of the overexpression of RACK-1 protein in a melanocytic cell of said mammal, and the deduction of the presence of a melanoma from the overexpression of RACK-1 protein. The invention is also directed to a method for determining the tumoral status of a melanocytic cell of a mammal, comprising the detection of overexpression of RACK-1 protein in the melanocytic cell, and the deduction of the tumoral state of said cell from the overexpression of RACK-1 protein.

Abstract: The present invention relates to a new method to determine the presence of antibodies to a pathogen in a serological sample using a new detection reagent which comprises at least two and preferably at least four copies of an antigen from the pathogen and a detectable marker. The present invention also relates to a new detection reagent which consists of at least two and preferably at least four antigenic peptides in a complex with a detectable marker via interacting multimerization domains upon both the antigenic peptides and detectable marker.

Abstract: The invention relates to building a chimeric polypeptide used for preventing or treating a Flaviviridae infection. The use of the inventive chimeric polypeptide for producing recombinant viral vectors such as a measles living viral vector is also disclosed.

Abstract: An HIV-1 type (or subtype) O retrovirus protein, or a natural or synthetic polypeptide or peptide including at least a part of said protein, which is capable of being recognized by antibodies isolated from a serum resulting from infection by an HIV-1 type O VAU strain or an HIV-1 type (or subtype) O DUR strain.

Abstract: Methods of eliciting humoral responses, methods of immunization, and methods of vaccination using lentiviral vector are disclosed. Additionally, immunogenic compositions and vaccines for West Nile Virus are disclosed.

Abstract: The present invention relates to a life attenuated Bordetella pertussis vaccine which is deficient for tracheal cytotoxin (TCT), pertussis toxin (PTX), and dermonecrotic toxin (DNT) for prophylaxis or treatment of an allergen-driven airway pathology.

Abstract: The present invention relates to methods for the treatment of infection, a disease, or a condition using CD26 (DPIV) inhibitors. The present invention also relates to an antibody that binds to the IP-10 protein and a method of monitoring the necessity for administering a CD26 inhibitor to a patient, comprising evaluating a level of sIP-10, a activity of CD26, and/or a level of CXCR3 cells in a sample.

Abstract: Methods of modifying, repairing, attenuating and inactivating a gene or other chromosomal DNA in a cell are disclosed. Also disclosed are methods of treating or prophylaxis of a genetic disease in an individual in need thereof.

Abstract: The invention relates to a recombinant vector comprising a mycobacterial FAP protein coding sequence under the transcriptional control of a promoter active under hypoxia conditions and its use for the prevention and the treatment of epithelial tumors.

Abstract: The present invention relates to a purified polypeptide comprising or consisting of a C-terminus Merozoite Surface Protein 1 (MSP1) antigen from Plasmodium falciparum carrying a Glycosyl-phosphatidyl-inositol group (GPI), an immunogenic composition and a vaccine against a Plasmodium infection comprising said purified polypeptide.

Abstract: The invention relates to compositions and vaccines that include a mutated Bordetella strain for treating or preventing an influenza infection in a mammal. In addition, the invention further provides methods for protecting a mammal against infection by influenza and/or eliciting an immune response against an influenza virus in a mammal using the composition or vaccine.

Abstract: The invention relates to a functionalised solid support for the synthesis of compounds comprising at least one ?-oxoaldehyde function, to a process for preparing it and to its applications, in particular for the preparation of a library of organic compounds, of a diagnostic reagent, of a microtitration plate and of a biochip, such as a DNA chip. The present invention also relates to a process for the synthesis of organic compounds comprising at least one ?-oxoaldehyde function and to the ?-oxoaldehyde peptides obtained using this process.