Abstract: A first connector body includes a recess having a substantially rectangular shape in a planar view filled with a plurality of first connection units arranged in close contact in the longitudinal direction of the first connector body, wherein each first connection unit includes a first terminal and a first shield having a rectangular cylindrical shape with a substantially rectangular cross-section surrounding the periphery of the first terminal and extending in the mating direction.

Abstract: Culture media, which contain albumin carrying a reduced amount of fatty acid, are useful for culturing stem cells.

Abstract: A cell proliferation rate can be improved by a medium for cell culture, containing 4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid (HEPES) at a concentration of not less than 30 mM, and having an osmotic pressure of 220 to 340 mOsm/kg, and a cell culture method using the medium.

Abstract: The present invention provides a composition for promoting cell proliferation containing polylysine in which at least one amino group is mono-substituted by dicarboxylic acid.

Abstract: Culture media, which contain albumin carrying a reduced amount of fatty acid, are useful for culturing stem cells.

Abstract: Cultivating a pluripotent stem cell in a medium comprising at least one member selected from the group consisting of ethanolamine, an ethanolamine analog, and a pharmaceutically acceptable salt thereof, and which is substantially free of ?-mercaptoethanol or contains ?-mercaptoethanol at a concentration of not more than 9 ?M, and the like, is effective for the proliferation of a pluripotent stem cell while maintaining an undifferentiated state.

Abstract: A medium which comprises a fibroblast growth factor (FGF), and a sulfated compound or a pharmaceutically acceptable salt thereof at a concentration which promotes the growth of a stem cell in the presence of FGF, is useful for culturing stem cells.

Abstract: Cultivating a pluripotent stem cell in a medium comprising at least one member selected from the group consisting of ethanolamine, an ethanolamine analog, and a pharmaceutically acceptable salt thereof, and which is substantially free of ?-mercaptoethanol or contains ?-mercaptoethanol at a concentration of not more than 9 ?M, and the like, is effective for the proliferation of a pluripotent stem cell while maintaining an undifferentiated state.

Abstract: Culture media which contain a water-soluble polymer, such as polyvinyl alcohol and the like, and albumin, and the like, are useful for the proliferation of stem cells, and show good culture results, particularly with iPS cells, and maintain the stability of the medium properties, as well as using a reduced amount of albumin.

Abstract: Cultivating a pluripotent stem cell in a medium comprising at least one member selected from the group consisting of ethanolamine, an ethanolamine analog, and a s pharmaceutically acceptable salt thereof, and which is substantially free of ?-mercaptoethanol or contains ?-mercaptoethanol at a concentration of not more than 9 ?M, and the like, is effective for the proliferation of a pluripotent stem cell while maintaining an undifferentiated state.

Abstract: A technique for efficiently culturing cells such as stem cells is provided. Cells such as stem cells are cultured using a cell culture vessel coated with a fibroin-like protein into which a cell adhesion sequence containing RGD (Arg-Gly-Asp) is inserted.

Abstract: A medium which comprises a fibroblast growth factor (FGF), and a sulfated compound or a pharmaceutically acceptable salt thereof at a concentration which promotes the growth of a stem cell in the presence of FGF, is useful for culturing stem cells.

Abstract: A medium which comprises a fibroblast growth factor (FGF), and a sulfated compound or a pharmaceutically acceptable salt thereof at a concentration which promotes the growth of a stem cell in the presence of FGF, is useful for culturing stem cells.

Abstract: A membrane switch in which a first conductive part is formed on a first substrate, a second conductive part is formed on a second substrate, and the substrates are layered via a spacer such that the conductive parts face each other with a space therebetween, and an organic material showing piezoelectricity is filled, or disposed in the space such that an air gap is present, are useful for obtaining an output signal corresponding to an applied pressure.

Abstract: Culture media which contain a water-soluble polymer, such as polyvinyl alcohol and the like, and albumin, and the like, are useful for the proliferation of stem cells, and show good culture results, particularly with iPS cells, and maintain the stability of the medium properties, as well as using a reduced amount of albumin.

Abstract: Ferroelectric memory elements which contain a poly ?-amino acid which is a copolymer containing a glutamic acid-?-ester unit represented by the formula (I), defined herein, and a glutamic acid-?-ester unit represented by the formula (II), defined herein, in a molar ratio of units of formula (I) to units of formula (II) of 10/90-90/10 are useful as recording elements such as RFID and the like.

Abstract: Poly(?-amino acid) which contain: (A) a glutamic acid ?-ester unit represented by formula (I): and (B) one or more kinds of units selected from a glutamic acid ?-ester unit represented by formula (II), an alanine unit, a phenylalanine unit and an N?-benzyloxycarbonyllysine unit, represented by formula (III), and a glutamic acid ?-ester unit represented by formula (IV) can be dissolved in various solvents and are useful for preparing piezoelectric elements which exhibit superior piezoelectricity.

Abstract: Culture media, which contain albumin carrying a reduced amount of fatty acid, are useful for culturing stem cells.

Abstract: The present invention aims to provide a medical material which is safe for the live body, has high biocompatibility and is useful for promotion of cell differentiation. The present invention produces a medical material for promoting cell differentiation, which contains polyamino acid as a main component, wherein the polyamino acid contains at least one kind of amino acid residue selected from the group consisting of an alanine residue, a valine residue, a leucine residue, an isoleucine residue, a phenylalanine residue, a glycine residue, a glutamine residue, an aspartic acid residue optionally containing a protecting group in the side chain, a tyrosine residue optionally containing a protecting group in the side chain, a tryptophan residue optionally containing a protecting group in the side chain, a lysine residue optionally containing a protecting group in the side chain, and a glutamic acid residue optionally containing a protecting group in the side chain.

Abstract: Cultivating a pluripotent stem cell in a medium comprising at least one member selected from the group consisting of ethanolamine, an ethanolamine analog, and a pharmaceutically acceptable salt thereof, and which is substantially free of ?-mercaptoethanol or contains ?-mercaptoethanol at a concentration of not more than 9 ?M, and the like, is effective for the proliferation of a pluripotent stem cell while maintaining an undifferentiated state.