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Phthalates affect the in vitro expansion of human hematopoietic stem cell
ANA KAREN GUTIERREZ GARCIA
JOSE MANUEL FLORES KELLY
TOMAS ORTIZ RODRIGUEZ
Marco Antonio Kalixto Sánchez
Antonio de León Rodríguez
Acceso Abierto
Atribución-NoComercial-SinDerivadas
https://doi.org/10.1007/s10616-019-00300-x
Phthalates
Toxicity
Hematopoietic stem cells
Hematopoietic progenitors
"Phthalates are esters of phthalic acid used industrially as plastic additives, however, these are not covalently bound to the polymer matrix and therefore can be released to the environment. The aim of this study was to evaluate the effect of four phthalates: dibutyl phthalate (DBP), benzyl butyl phthalate (BBP), diethyl phthalate (DEP) and diethylhexyl phthalate (DEHP) on the in vitro expansion of human hematopoietic cells from umbilical cord blood. For this, 0.5 x 10(6) cells/mL were exposure to concentrations ranging from 0.1 to 100 g/mL and the total cell expansion was determined after 14days of culture in IMDM-cytokines medium. The control cultures attained 1.31 +/- 0.21 x 10(6) cell/mL, whereas the cultures exposed to DBP, BBP and DEHP showed a reduction from 23 to 81%, 17 to 69% and 15 to 93.5%, respectively. DEP did not affect the total cell expansion. The most significant decrease on total cell expansion was observed at 0.1g/mL DBP, 100 g/mL BBP and 10 mu g/mL DEHP (p < 0.05). Additionally, the effect of these compounds on the expansion of hematopoietic progenitors was analyzed by clonogenic assays as colony forming units (CFU). The CFU decreased considerably compared with respect to the control cultures. The reduction was 74.6 and 99.1% at 10 and 100 mu g/mL DBP respectively, whereas 100 mu g/mL BBP and 100 mu g/mL DEHP reduced the CFU expansion in 97.1% and 81%, respectively. Cultures exposed to DEP did not show significant differences. The results demonstrate the toxicity of DBP, BBP and DEHP on the human hematopoietic stem cells."
Springer
2019
Artículo
Gutiérrez-García, A.K., Flores-Kelly, J.M., Ortiz-Rodríguez, T. et al. Phthalates affect the in vitro expansion of human hematopoietic stem cell. Cytotechnology 71, 553–561 (2019). https://doi.org/10.1007/s10616-019-00300-x
CIENCIAS AGROPECUARIAS Y BIOTECNOLOGÍA
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