Home Biomarkers Mini Magazine Biomarkers Mini Magazine Knowing your colorectal cancer biomarkers can help your doctors identify your best treatment options. By getting biomarker testing done early, you make well-informed decisions about how your cancer will be treated and be your own best advocate. To learn more about biomarkers and to request a Biomarker Packet, which includes the Biomarker Mini Magazine and a conversation starter, visit our Biomarked campaign page. Request a biomarker packet