Table 1.

Summary of patent-related genes in the major organisms

Organism	No. of genesa	No. of patent-related genes	Patent-related genes (in %)
Homo sapiens	39 216	21 478	55
Oryza sativa	47 275	12 045	25
Drosophila melanogaster	21 146	8 503	40
Arabidopsis thaliana	31 386	5 262	17
Mus musculus	60 714	4 479	7
Rattus norvegicus	23 973	3 542	15

^aThe number of genes is from NCBI Entrez Gene.