Recombinant Proteins article 182 priority journal 158 nonhuman 148 Animals 114 controlled study 104 recombinant protein 86 Molecular Sequence Data 68 Amino Acid Sequence 66 Humans 64 metabolism 64 genetics 60 unclassified drug 60 human 56 Trypanosoma cruzi 52 animal cell 50 amino acid sequence 44 protein expression 44 Kinetics 40 chemistry 40 Escherichia coli 38 nucleotide sequence 38 Rats 36 Female 34 Protein Binding 34 Cloning, Molecular 32 gene expression 32 human cell 32 Xenopus laevis 30 animal 30