Abstract: The invention describes specific sialylated structures present on human stem cells and cell populations derived thereof. The invention is especially directed to methods to control the status of stem cells by observing changes in sialylation of the cells; and control of potential contaminations of biological materials; and reagents and methods used in connection with the cells in order to avoid alterations of the cell glycosylation by contaminating materials. The invention is further directed to novel stem cells, the glycosylation of which has been specifically altered.

Abstract: A complex of Tra-antibody bound to an isolated glycan comprising type I—N-acetyllactosamine comprising target structure, and methods and uses utilizing said complex.

Abstract: The invention describes specific sialylated structures present on human stem cells and cell populations derived thereof. The invention is especially directed to methods to control the status of stem cells by observing changes in sialylation of the cells; and control of potential contaminations of biological materials; and reagents and methods used in connection with the cells in order to avoid alterations of the cell glycosylation by contaminating materials. The invention is further directed to novel stem cells, the glycosylation of which has been specifically altered.

Abstract: The invention relates to a method for culturing human embryonic stem cells (hESCs) and/or induced pluripotent stem (iPS) cells on a lectin. The invention relates also to the use of a lectin in a method for culturing human embryonic stem cells (hESCs) and/or induced pluripotent stem (iPS) celts and a culture medium composition containing a lectin attached on the culturing plates.

Abstract: The present invention relates to a combination of a hyaluronan oligomer and/or polymer and a factor capable of mobilizing stem cells. The present invention also relates to a method for altering the relative amounts of blood cells and/or the types of blood cells in a subject by administering the combination to the subject. Further, the present invention relates to a method for mobilizing stem cells to the bloodstream of a subject by administering the combination to the subject. Additionally, the present invention relates to a hyaluronan oligomer and/or polymer.

Abstract: The present invention is directed to a method of production of an immunostimulatory composition having a saccharide fraction, the method including the steps of hydrolyses of yeast cells and recovering the soluble fraction. The saccharide fraction having composition thus obtained may be incorporated as a food or beverage component or be used as a pharmaceutical for treatment of specific conditions.

Abstract: The invention provides peptide epitopes for use in the prevention and/or treatment of influenza or for the development of such treatment or vaccine against influenza. The invention also relates to a method for evaluating the potential of a chemical entity, such as an antibody, to bind to a peptide epitope derived from the divalent sialoside binding site of hemagglutinin protein of influenza virus, and to conjugates containing one or more such peptide epitopes. The peptide epitopes of the invention are cyclic peptides comprising a 7-mer peptide derived from H1, H3 or H5 hemagglutinin of influenza virus. The 7-mer peptide has a sequence corresponding to the loop sequence at positions 220-226 of X31-hemagglutinin.

Abstract: This invention relates to antibody engineering technology. More particularly, the present invention relates to human IgM antibodies and derivatives thereof, which have novel binding specificity with regard to several oligosaccharide sequences and/or xenoantigenic sialic acid residue. The present invention also relates to processes for making and engineering such novel saccharide and/or NeuGc-binding monoclonal antibodies and to methods for using these antibodies and derivatives thereof in the field of immunodiagnostics, enabling qualitative and quantitative determination of xenoantigenic NeuGc in biological and raw material samples, as well as in immunotherapy, enabling blocking of xenoantigenic NeuGc in patients.

Abstract: The present invention is directed to a novel saccharide composition isolated from a yeast culture. The invention is also directed to yeast cell based saccharide composition with increased water-solubility. The saccharide compositions disclosed in the invention can be used as nutritional or pharmaceutical additives or as part of nutritional or pharmaceutical composition in order to promote the health of an animal or human subject to which said composition is administered. The invention is also directed to methods of producing said saccharide compositions.

Abstract: The invention relates to a method for culturing human embryonic stem cells (hESCs) with a lectin. The invention relates also to the use of a lectin in a method for culturing human embryonic stem cells (hESCs) and a culture medium composition containing a lectin.

Abstract: The present invention is directed to conjugates for biorecognition comprising (i) an carbohydrate backbone structure (PO) of 5 to 20 monosaccharide units, (ii) oligosaccharide biorecognition groups (Bio) of 1 to 10 monomer units, (iii) a bifunctional spacer groups of the formula -(y)p-(S)q-(z)r-, wherein S is a spacer group, p, q and r are each 0 or 1, whereby at least one of p and r is different from 0, and y and z are chemoselective ligation groups, which covalently link a said Bio group to said backbone structure, and the degree of conjugation, indicating the average number of covalently attached Bio biorecognition groups per monomer unit of the backbone, being from 0.2 to 1. The invention is also directed to processes for their preparation, intermediates for use in the process as well as use of said conjugates, especially for inhibiting pathogenic bacteria.

Abstract: The invention relates to the method for evaluating the potential of a chemical entity, such as an antibody, to bind to a peptide epitope derived from the divalent sialoside binding site of hemagglutinin protein of influenza virus. The invention also provides peptide epitopes 5 for use in the prevention and/or treatment of influenza or for the development of such treatment or vaccine against influenza.

Abstract: The present invention relates to a method of profiling a cell population comprising a step of detecting the presence or absence of at least two biological markers in said cell population, wherein at least one of said markers is a cell surface marker, which is a sialylated N-glycan marker with structure NeuNAc?3Gal, and at least one of said markers is a mRNA marker related to glycoproteins and/or glycosynthase proteins. The invention also relates to method for purification of cord blood cell population and to a complete cell population from cord blood purified by said method.

Abstract: The invention describes methods for production of novel composition of glycans, glycomes, from human multipotent stem cells. The invention is further directed to methods for modifying the glycomes and analysis of the glycomes and the modified glycomes. Furthermore the invention is directed to stem cells carrying the modified glycomes on their surfaces.

Abstract: The present invention discloses a method of evaluating the status of a stem cell preparation comprising the step of detecting the presence of a glycan structure or a group of glycan structures in said preparation. The detection step can be performed by the use of a lectin specific to a glycan structure of interest.

Abstract: The invention describes methods for production of novel composition of glycans, glycomes, from human multipotent stem cells. The invention is further directed to methods for modifying the glycomes and analysis of the glycomes and the modified glycomes. Furthermore the invention is directed to stem cells carrying the modified glycomes on their surfaces.

Abstract: The invention describes specific sialylated structures present on human stem cells and cell populations derived thereof. The invention is especially directed to methods to control the status of stem cells by observing changes in sialylation of the cells; and control of potential contaminations of biological materials; and reagents and methods used in connection with the cells in order to avoid alterations of the cell glycosylation by contaminating materials. The invention is further directed to novel stem cells, the glycosylation of which has been specifically altered.

Abstract: The present invention describes glycans, which are specifically expressed by certain cancer cells, tumours and other malignant tissues. The present invention describes methods to detect cancer specific glycans as well as methods for the production of reagents binding to said glycans. The invention is also directed to the use of said glycans and reagents binding to them for the diagnostics of cancer and malignancies. Furthermore, the invention is directed to the use of said glycans and reagents binding to them for the treatment of cancer and malignancies. Moreover, the present invention comprises efficient methods to differentiate between malignant and benign tumors by analyzing glycan structures.

Abstract: The present invention reveals novel methods for producing novel carbohydrate compositions, glycomes, from animal tissues. The tissue substrate materials can be total tissue samples and fractionated tissue parts, or artificial models of tissues such as cultivated cell lines. The invention is further directed to the compositions and compositions produced by the methods according to the invention. The invention further represent methods for analysis of the glycomes, especially mass spectrometric methods.

Abstract: The present invention relates to long branched poly-N-acetyllactosamines and analogous spacer modified divalent sialosides binding to the large binding site of influenza hemagglutinin. The invention further relates to the method for evaluating the potential of a chemical entity to bind to a molecule or molecular complex comprising a large binding site of influenza hemagglutinin. The invention also provides ligands to influenza hemagglutinin for use in the prevention and/or treatment of influenza.