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Scientia Silvae Sinicae ›› 1996, Vol. 32 ›› Issue (4): 342-347.

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ISOLATION AND PROPERTIES OF VACUOLES FROM MYCORRHIZAL FUNGI

Fanxiang Kong   

  1. Department of Environmental Science and Engineering, Nanjing University Nanjing 210093
  • Received:1994-12-29 Online:1996-07-25 Published:1996-07-25

Abstract:

The vacuoles were for the first time isolated from the mycorrhizal fungi (Amanita muscaria and Cenococcum geophilum) by the polybase, DEAED-dextron, induced lysis of protoplasts. The protoplasts isolated from mycelium cultured in MMNC+P medium for 4-7 days showed considerable vacuolation.The yield of vacuole was in the range of 5-10% of protoplasts. The purity of vacuolar preparation was judged by measuring and comparing soluble cytoplasmic enzyme G6PDH, which indicated that it was not contaminated by the cytoplasm and other cell organelles. The measurement of activities of acid phosphatase and α-mannosidase in equal number of vacuoles and protoplasts revealed that almost all this two enzymes were located in the vacuole, so they might be established as the vacuolar marker enzymes for A. muscaria and C.geophilum.

Key words: Amanita muscaria, Cenococcum geophilum, Mycorrhizal fungi, Vacuolar isolation