PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34635231-5 2022 Using plasmon absorbance spectra, the nanoprobes detect 16 nM and higher concentrations of spike protein in phosphate-buffered saline. Phosphate-Buffered Saline 108-133 surface glycoprotein Severe acute respiratory syndrome coronavirus 2 91-96