When the lady bugs were injected with dead microsporidia or a control substance most survived.

当植入死的微孢子虫或者对照物质时，大多数都存活了。

youdao

Objective: the whole blood quality control liquid can be used with the quality control substance of blood viscosity.

目的：用全血质控液作血液表观粘度的质控物。

youdao

Objective: to develop an internal quality control substance of HBV-DNA by real time quantitative PCR and to evaluate its clinical value.

目的：制备h BV - DNA荧光定量pcr检测的室内质控物，并对其应用价值进行初步评价。

youdao

The American Medical Association, the American Public Health Association and the American Nurses Association have previously called for changes in the Toxic Substance Control Act.

CNN: Pediatricians urge tougher chemical safety law

In California, the Department of Toxic Substance Control brought charges against a geothermal plant for improper disposal of cartridge filters used to remove inorganic solids from the return water.

FORBES: Google Funded Project Confirms Vast Potential for Geothermal Energy

The commission will also carry out national reviews to improve performance in areas including children's hospital services, hospital acquired infection, heart failure, substance misuse, tobacco control and mental health.

BBC: NEWS | Health | Patients to help judge NHS trusts