MethoCult™ H4434 Classic (MethoCult™ GF H4434) is a complete methylcellulose-based medium for the growth and enumeration of hematopoietic progenitor cells in colony-forming unit (CFU) assays of human bone marrow, mobilized peripheral blood, peripheral blood, and cord blood samples. MethoCult™ H4434 Classic is formulated to support the optimal growth of erythroid progenitor cells (BFU-E and CFU-E), granulocyte-macrophage progenitor cells (CFU-GM, CFU-G and CFU-M), and multipotential granulocyte, erythroid, macrophage and megakaryocyte progenitor cells (CFU-GEMM).Browse our Frequently Asked Questions (FAQs) (https://www.stemcell.com/technical-resources/educational-materials/tech-tips/frequently-asked-questions-cfu-assay.html) on performing the CFU assay and explore its utility as part of the cell therapy workflow (https://www.stemcell.com/technical-resources/educational-materials/tech-tips/cfu-cell-therapy-questions.html#section-applications).