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In vitro proliferation of mouse embryonic fibroblast cells ( NIH3T3 ) was found to be more on composite coatings than on titanium substrate demonstrating their superior cell-materials interactions .
 biomedical: fibroblast; application: cells; material: be; material: composite coatings; material: titanium substrate
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: fibroblast, cells, be, composite coatings, titanium substrate 
Answer:
 biomedical: fibroblast; application: cells; material: be; material: composite coatings; material: titanium substrate