"stromal" refers to something related to the supportive tissue or structure of an organ or a body part. It is the part that helps maintain the shape and function of tissues and organs. Full definition
Biological markers of Mesenchymal Stromal Cells as Predictors of response to Autologous Stem Cell Transplantation in Patients with Amyotrophic Lateral Sclerosis; an Investigator - Initiated Trial and in Vivo Study. (stemcellsportal.com)
Maria Rostovskaya (Stewart, TUD)-- «Lineage commitment of conditionally immortalized bone marrow mesenchymal stromal cells from tetracycline - regulated SV40 large t - antigen transgenic mice» (2010) (dresden-ipp.de)
«This tells you that all the different types of stromal cells in breast tissue are affected by the GT198 mutation because they all come from a common progenitor cell.» (sciencedaily.com)