In March and April, 234 publications were released about Chitosan, mainly addressing topics like pharmaceutical preparations, nanoparticles, evaluation studies and tissues. The most successful nations in the field of chitosan-related publications are again: China (74 articles), India (24) and USA (19).

The antimicrobial effect of chitosan is well known and has already been used in dentistry to prevent caries as well as in the food packaging industry as a preservative agent.