combinatorial library Humans 4 RNA 4 human 4 polymerase chain reaction 4 Affinity 2 Amino Acid Sequence 2 Antibodies, Protozoan 2 Antisense 2 Aptamers 2 Article 2 Bone Marrow 2 Chagas Cardiomyopathy 2 Chagas Disease 2 Chagas disease 2 Cyclic 2 DNA 2 Enzyme-Linked Immunosorbent Assay 2 Gene Library 2 Libraries 2 Ligands 2 Lupus Erythematosus, Systemic 2 Mass spectrometry 2 Modified nucleotides 2 Oligonucleotide libraries 2 Peptide 2 Peptide Library 2 Peptides, Cyclic 2 Peptoid 2 Phosphoproteins 2