Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Equipment used in this study.
| Equipment | Model/company |
|---|---|
| Incubator shaker | HY-5A, Zihe International Trade (Shanghai) Co., Ltd, China |
| Thermoline ultrasonic bath | 220 V and 40 kHz, Zihe International Trade (Shanghai) Co. Ltd., China |
| Centrifuge machine | 80-2B, 220 V 50 Hz, Zihe International Trade (Shanghai) Co. Ltd., China |
| UV–Vis spectrophotometer | 756 PC, Shanghai Yuefeng Instruments & Meters Co., Ltd |
