Use Web of Science if your topic in any area of biotechnology, whether biomedical or more environmental or plant-related. You can refine your search to Review Articles on the left hand side of the page under Document Type.
Example search as a Topic: metal nanoparticles remediation
For full text, click on the Find Full Text Options menu and drop down the FindText@MSU button.
Use PubMed first if your topic is biomedical. A good strategy is to use Review articles -click on the "review articles" filter on the left hand side of your results page.
Example search: cyclic peptides cancer drugs
Look for FindText@MSU to get access to the full text.