![Molecular Form Differences Between Prostate-Specific Antigen (PSA) Standards Create Quantitative Discordances in PSA ELISA Measurements | Scientific Reports Molecular Form Differences Between Prostate-Specific Antigen (PSA) Standards Create Quantitative Discordances in PSA ELISA Measurements | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fsrep22050/MediaObjects/41598_2016_Article_BFsrep22050_Fig1_HTML.jpg)
Molecular Form Differences Between Prostate-Specific Antigen (PSA) Standards Create Quantitative Discordances in PSA ELISA Measurements | Scientific Reports
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![dagger 9 on left (all psa standard) and dagger 40 on right. dagger 40 has . 40 ejector with dagger oem trigger and trigger bar. slide is LFA .40 with glock oem 357/40 dagger 9 on left (all psa standard) and dagger 40 on right. dagger 40 has . 40 ejector with dagger oem trigger and trigger bar. slide is LFA .40 with glock oem 357/40](https://preview.redd.it/dagger-9-on-left-all-psa-standard-and-dagger-40-on-right-v0-eabmfycwhxf91.jpg?auto=webp&s=4b91657ecf9850d65f7fa78e88d844807bb29a41)
dagger 9 on left (all psa standard) and dagger 40 on right. dagger 40 has . 40 ejector with dagger oem trigger and trigger bar. slide is LFA .40 with glock oem 357/40
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![QuickStats: Percentage of Men Aged <U>></U>40 Years* with Prostate-Specific Antigen (PSA) Levels of <U>></U>2.5 and <U>></U>4.0 ng/mL, by Race/Ethnicity --- National Health and Nutrition Examination Survey, United States, 2001--2004 QuickStats: Percentage of Men Aged <U>></U>40 Years* with Prostate-Specific Antigen (PSA) Levels of <U>></U>2.5 and <U>></U>4.0 ng/mL, by Race/Ethnicity --- National Health and Nutrition Examination Survey, United States, 2001--2004](https://www.cdc.gov/mmwr/preview/mmwrhtml/figures/m548qsf.gif)