A61K - Preparations for medical, dental, or toilet purposes
7
C12N - Microorganisms or enzymes
7
G01N - Investigating or analysing materials by determining their chemical or physical properties
6
C12Q - Measuring or testing processes involving enzymes, nucleic acids or microorganisms
5
A61B - Diagnosis
4
B01D - Separation
4
C07K - Peptides
4
H04L - Transmission of digital information, e.g. telegraphic communication
3
B82Y - Specific uses or applications of nanostructures
3
C07F - Acyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
