8526
The parametric effects of solids loading , polycaprolactone ( PCL ) polymer addition , and designed porosity on starch-HA composite scaffolds were measured via mechanical strength , microstructure , and in vitro biocompatibility utilizing human osteoblast cells .
 material: PCL; material: polymer; engineering feature: designed; material: composite; machanical property: mechanical strength; concept or principle: microstructure; machanical property: biocompatibility; biomedical: osteoblast cells
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: PCL, polymer, designed, composite, mechanical strength, microstructure, biocompatibility, osteoblast cells 
Answer:
 material: PCL; material: polymer; engineering feature: designed; material: composite; machanical property: mechanical strength; concept or principle: microstructure; machanical property: biocompatibility; biomedical: osteoblast cells