Spotlight on the impact of viral infections on Hematopoietic Stem Cells (HSCs) with a focus on COVID-19 effects oleh Kamyar Nasiri, Saman Mohammadzadehsaliani, Hadis Kheradjoo, Alireza Mohammadzadeh Shabestari, Parisa Eshaghizadeh, Azin Pakmehr, Marwa Fadhil Alsaffar, Bashar Zuhair Talib Al-Naqeeb, Saman Yasamineh, Omid Gholizadeh