초록 ▼

A protectant mixture for use in preserving biological materials comprising (1) at least one polyhydroxy compound, where the total amount of polyhydroxy compound in the mixture is from about 5% to about 60% by weight of the mixture where the mixture is an aqueous solution and is from about 10% to abo

A protectant mixture for use in preserving biological materials comprising (1) at least one polyhydroxy compound, where the total amount of polyhydroxy compound in the mixture is from about 5% to about 60% by weight of the mixture where the mixture is an aqueous solution and is from about 10% to about 95% where the mixture is in solid form, and (2) phosphate ions, where the total amount of phosphate ions in the mixture is such that the molar ratio of phosphate ions to hydroxy groups in the polyhydroxy compound is from about 0.025 to about 0.625; a preservation medium comprising (1) a biological material, (2) at least one polyhydroxy compound, where the total amount of polyhydroxy compound in the medium is from about 5% to about 60% by weight of the medium, and (3) phosphate ions, where the total amount of phosphate ions in the mixture is such that the molar ratio of phosphate ions to hydroxy groups in the polyhydroxy compound is from about 0.025 to about 0.625; methods of preserving the preservation medium; and the resulting preserved biological material composition.

대표청구항 ▼

A protectant mixture for use in preserving biological materials comprising (1) at least one polyhydroxy compound, where the total amount of polyhydroxy compound in the mixture is from about 5% to about 60% by weight of the mixture where the mixture is an aqueous solution and is from about 10% to abo

A protectant mixture for use in preserving biological materials comprising (1) at least one polyhydroxy compound, where the total amount of polyhydroxy compound in the mixture is from about 5% to about 60% by weight of the mixture where the mixture is an aqueous solution and is from about 10% to about 95% where the mixture is in solid form, and (2) phosphate ions, where the total amount of phosphate ions in the mixture is such that the molar ratio of phosphate ions to hydroxy groups in the polyhydroxy compound is from about 0.025 to about 0.625; a preservation medium comprising (1) a biological material, (2) at least one polyhydroxy compound, where the total amount of polyhydroxy compound in the medium is from about 5% to about 60% by weight of the medium, and (3) phosphate ions, where the total amount of phosphate ions in the mixture is such that the molar ratio of phosphate ions to hydroxy groups in the polyhydroxy compound is from about 0.025 to about 0.625; methods of preserving the preservation medium; and the resulting preserved biological material composition. ive image-recording material for heat-mode exposure according to claim 1, wherein the weight-average molecular weight of the polyurethane resin is at least 10,000. 10. The negative image-recording material for heat-mode exposure according to claim 1, wherein the solid content of the polyurethane resin is from 10% to 95% by weight. 11. The negative image-recording material for heat-mode exposure according to claim 1, wherein the photo-thermal converting agent is selected from a group consisting of cyanine dyes, squarylium dyes, pyrylium salts, nickel-thiolate salts and nickel-thiolate complexes. 12. The negative image-recording material for heat-mode exposure according to claim 1, wherein the photo-thermal converting agent is selected from a group consisting of insoluble azo pigments, azo-lake pigments, condensed azo pigments, chelate-azo pigments, phthalocyanine pigments, anthraquinone pigments, perylene and perinone pigments, thioindigo pigments, quinacridone pigments, dioxazine pigments, isoindolinone pigments, quinophthalone pigments, dyed lake pigments, azine pigments, nitroso pigments, nitro pigments, natural pigments, fluorescent pigments, inorganic pigments, and carbon black. 13. The negative image-recording material for heat-mode exposure according to claim 1, wherein the radical-generating compound is selected from a group consisting of onium salts, trihalomethyl group-having triazine compounds, peroxides, azo-type polymerization initiators, azide compounds, and quinonediazides. 14. The negative image-recording material for heat-mode exposure according to claim 1, wherein the radical-generating compound is an onium salt selected from a group consisting of iodonium salts, diazonium salts and sulfonium salts. 15. The negative image-recording material for heat-mode exposure according to claim 1,