What question did this study set out to answer?

To evaluate in vivo bioluminescence imaging for dynamic, longitudinal tracking of human hematopoietic stem and progenitor cell engraftment in living xenogeneic mouse models.

September 2, 2003BloodOpen Access

Dynamic tracking of human hematopoietic stem cell engraftment using in vivo bioluminescence imaging

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Authors

XWXiuli WangXuzhou Medical College MRMichael RosolPhusis Therapeutics (United States)SGShundi GeJi Hua Laboratory

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Implication

Animal study demonstrates noninvasive tracking of human stem cell engraftment kinetics in mice, highlighting distinct repopulation dynamics between primitive and mature cell subsets.

Key Points

To evaluate in vivo bioluminescence imaging for dynamic, longitudinal tracking of human hematopoietic stem and progenitor cell engraftment in living xenogeneic mouse models.
Transduced human CD34+ and CD34+CD38- bone marrow cells with a lentiviral vector encoding luciferase.
Transplanted transduced cell populations into NOD/SCID/beta 2mnull mice and monitored engraftment kinetics for more than 100 days using in vivo bioluminescence imaging, followed by postmortem flow cytometry validation.
CD34+ cells showed an early signal peak at day 13 followed by rapid decline, whereas primitive CD34+CD38- cells showed delayed kinetics that reached significantly higher levels by day 36 (P < .05) and continuously increased past 100 days.
Postmortem bone marrow flow cytometry confirmed that donor engraftment levels down to 1% were readily detectable by bioluminescence, with higher image signal intensity corresponding directly to greater engraftment.

Cite This Study

Wang et al. (2003) studied this question.

synapsesocial.com/papers/6a70e5b98031ec7bb1dca7ed https://doi.org/10.1182/blood-2003-05-1432

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Implication

Animal study demonstrates noninvasive tracking of human stem cell engraftment kinetics in mice, highlighting distinct repopulation dynamics between primitive and mature cell subsets.

Dynamic tracking of human hematopoietic stem cell engraftment using in vivo bioluminescence imaging

Discussion

Member takes

Implication

Key Points

Cite This Study

Dynamic tracking of human hematopoietic stem cell engraftment using in vivo bioluminescence imaging

Discussion

Member takes

Implication

Key Points

Cite This Study

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