Animal plant and microbial cell wall lytic enzyme reactive liquid and its application
A technology for microbial cells and plant cells, applied in the field of dissolving enzyme reaction liquid compositions, can solve the problems of low activity of wall-breaking enzymes, long wall-breaking time, and incompatibility, and achieves good biodegradability, high wall-breaking rate, and ease of use. absorption effect
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Embodiment 1
[0027] Example 1 1. Preparation of cell wall lytic enzyme:
[0028]Bacillus subtilis K-77 is used as the selected strain, and bee pollen is used as the medium. The medium formula: 75% pine pollen, 23% rice bran or bran, 1% sucrose, 1% gypsum powder, water-to-material ratio 1.5 : 1.
[0029] Cultivation conditions and cultivation methods: (1) Mix the medium well, and the moisture content of the compost reaches about 65%; (2) Mix the compost well and put it into a fermenter, and the temperature of the fermenter is controlled between 30°C and 37°C , adding cultivated strains, the fermentation time is 72 hours, and the pH value is 3.0-4.0; (3) ventilate, stir, and stir once every 8 hours; (4) filter after fermentation, remove slag, and take the supernatant; (5) The supernatant is precipitated by adding ammonium sulfate, and the precipitate is taken; (6) drying in an oven below 60°C to obtain coarse enzyme powder.
[0030] Get the cell wall dissolving enzyme, protoplasmic solutio...
Embodiment 2
[0042] Embodiment 2 Prepare cell wall dissolving enzyme with the method of embodiment 1, just wherein medium raw material pine pollen is replaced with Ganoderma lucidum spore powder, and get cell wall dissolving enzyme, protoplasmic solution, enzyme accelerator, inorganic salt, Mineral water and auxiliary materials are mixed to prepare the cell wall dissolving enzyme reaction liquid:
[0043] 1. Protoplasm solution 10%, is apple juice;
[0044] 2. Enzyme accelerator 10%, including Tween 80 5%, red yeast rice powder 5%;
[0045] 3. Inorganic salt 3%, where KH 2 PO 4 0.1%, MgSO 4 ·7H 2 O 0.2%, NH 4 NO 3 1.4%, CuSO 4 0.2%, KCl 0.5%, ZnSO 4 0.2%, FeSO 4 0.2%, MnSO 4 0.2%;
[0046] 4. Cell wall dissolving enzyme 2%;
[0047] 5. Excipients 9%, including brown sugar 3.6%, agar 2%, citric acid 3.4%;
[0048] 6. Mineral water 66%.
[0049] Use the cell wall dissolving enzyme reaction solution prepared above to break the wall of Ganoderma lucidum spore powder, put th...
Embodiment 3
[0053] Example 3 Prepare the cell wall-dissolving enzyme by the method of Example 1, but the selected strain is Bacillus subtilis YT-25, the medium raw material pine pollen is replaced by rape pollen, and the cell wall-dissolving enzyme and protoplast are obtained according to the following weight percentage and composition solution, enzyme accelerator, inorganic salt, mineral water and auxiliary materials and mixed to prepare the cell wall dissolving enzyme reaction solution:
[0054] 1. Protoplasm solution 32.6%, including soybean juice 5%, corn steep liquor 5%, pear juice 10%, apple juice 10%, egg white 2.6%;
[0055] 2. Enzyme accelerator 10%, Tween 80;
[0056] 3. Inorganic salt 1%, where KH 2 PO 4 0.2%, NaCl 0.3%, (NH 4 ) 2 SO 4 0.5%;
[0057] 4. Cell wall dissolving enzyme 2%;
[0058] 5. Excipients 10.4%, including agar 2%, citric acid 3.4%, peptone 5%;
[0059] 6. Mineral water 49%.
[0060] Use the cell wall dissolving enzyme reaction solution prepared abo...
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