| 摘要 |
PCT No. PCT/JP93/01759 Sec. 371 Date Aug. 2, 1994 Sec. 102(e) Date Aug. 2, 1994 PCT Filed Dec. 2, 1993 PCT Pub. No. WO94/12105 PCT Pub. Date Jun. 9, 1994A coupling medium for a probe of an ultrasonograph comprising a gel composed of beta -1,3 glucan as the main component, or a gel obtained by high pressure treatment or chemical cross-linking of the same, or a gel containing beta -1,3 glucan and a complex forming compound capable of forming a complex with beta -1,3 glucan.
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