Bugando Medical Center 1 article published in JoVE Cancer Research Dried Blood and Serum Spots As A Useful Tool for Sample Storage to Evaluate Cancer Biomarkers Laura Mercatali1, Patrizia Serra2, Giacomo Miserocchi1, Chiara Spadazzi1, Chiara Liverani1, Alessandro De Vita1, Giorgia Marisi3, Alberto Bongiovanni1, Federica Recine1, Akwilina Pangan4, Nestory Masalu4, Toni Ibrahim1, Dino Amadori1 1Osteoncology and Rare Tumors Center, Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori (IRST) IRCCS, Meldola, Italy, 2Unit of Biostatistics and Clinical Trials, Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori (IRST) IRCCS, Meldola, Italy, 3Biosciences Laboratory, Istituto Scientifico Romagnolo per lo Studio e la Cura dei Tumori (IRST) IRCCS, Meldola, Italy, 4Department of Oncology, Bugando Medical Center, Mwanza, Tanzania This protocol describes a simple and useful method to store peripheral blood and serum/plasma for downstream analyses such as single nucleotide polymorphism (SNP) evaluation and ELISA assay.