Comment on

• Amyloid beta-peptide is produced by cultured cells during normal metabolism.

  Haass C, Schlossmacher MG, Hung AY, Vigo-Pelfrey C, Mellon A, Ostaszewski BL, Lieberburg I, Koo EH, Schenk D, Teplow DB, et al. Haass C, et al. Nature. 1992 Sep 24;359(6393):322-5. doi: 10.1038/359322a0. Nature. 1992. PMID: 1383826
• Isolation and quantification of soluble Alzheimer's beta-peptide from biological fluids.

  Seubert P, Vigo-Pelfrey C, Esch F, Lee M, Dovey H, Davis D, Sinha S, Schlossmacher M, Whaley J, Swindlehurst C, et al. Seubert P, et al. Nature. 1992 Sep 24;359(6393):325-7. doi: 10.1038/359325a0. Nature. 1992. PMID: 1406936