International Journal of Radiation Research
نشریه پرتو پژوه
Int J Radiat Res
Basic Sciences
http://ijrr.com
79
journal79
2322-3243
2345-4229
10.61186/ijrr
en
jalali
1401
10
1
gregorian
2023
1
1
21
1
online
1
fulltext
en
Electromagnetic field exposed stem cells repaired Parkinson's disease symptoms in a rat model
Radiation Biology
Radiation Biology
تحقيق بديع
Original Research
<div style="text-align: justify;"><span style="font-size:10pt"><span style="text-justify:newspaper"><span style="text-kashida-space:50%"><span style="line-height:119%"><span style="font-family:Calibri"><span style="color:black"><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-style:italic"><span style="font-weight:bold"><span style="language:en-US">Background</span></span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-weight:bold"><span style="language:en-US">:</span></span></span></span></span> <span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US">Some growth factors and electromagnetic fields (EMFs) are capable to differentiate bone marrow mesenchymal stem cells (BMMSCs) into neural cells. EMF may induce BMMSCs to differentiate into dopaminergic (DA) neurons. Our aim was to analyze the influence of EMF on BMMSCs in the treatment of rat models of Parkinson's disease.</span></span></span></span> <span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-style:italic"><span style="font-weight:bold"><span style="language:en-US">Materials and Methods</span></span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-weight:bold"><span style="language:en-US">:</span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US"> BMMSCs were extracted from the rat’s hind limbs and incubated in a cell-cultured CO</span></span></span></span><span lang="en-US" style="font-size:5.9939pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US"><sub>2</sub></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US"> incubator. After the third passage, the BMMSCs were exposed to sinusoidal and square wa</span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US">veform</span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US"> EMF (400 µT, 75 Hz, 1 h/day - 1 week or 7 h/1 day) and injected into the substantia nigra region of Parkinson rats. </span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-style:italic"><span style="font-weight:bold"><span style="language:en-US">Results</span></span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-weight:bold"><span style="language:en-US">:</span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US"> The results confirmed an increased number of TH+ neurons, a reduction of activated astrocytes, and an improvement in locomotor activity (Pole test) of sinusoidal EMF groups. </span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-style:italic"><span style="font-weight:bold"><span style="language:en-US">Conclusion</span></span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:#1f497d"><span style="font-weight:bold"><span style="language:en-US">:</span></span></span></span></span><span lang="en-US" style="font-size:9.0pt"><span style="font-family:Calibri"><span style="color:black"><span style="language:en-US"> We presented a low-frequency sinusoidal EMF that increased BMMSCs’ differentiation into DA neurons. The results indicated that injection of BMMSC exposed to sinusoidal 75 Hz EMF may increase TH+ cells in SNpc and motor coordination activity in the rat model of Parkinson's disease.</span></span></span></span></span></span></span></span></span></span></div>
Electromagnetic field, Bone marrow mesenchymal stem cell, Differentiation, Parkinson disease.
61
66
http://ijrr.com/browse.php?a_code=A-10-1-1005&slc_lang=en&sid=1
T.
Jadidi
7900319475328460023055
7900319475328460023055
No
Nervous System Stem Cells Research Center, Semnan University of Medical Sciences, Semnan, Iran
N.
Asadian
7900319475328460023056
7900319475328460023056
No
Department of Medical Physics, Semnan University of Medical Sciences, Semnan, Iran
M.
Jadidi
Jadidim@semums.ac.ir
7900319475328460023057
7900319475328460023057
Yes
Department of Medical Physics, Semnan University of Medical Sciences, Semnan, Iran
M.
Safari
7900319475328460023058
7900319475328460023058
No
Nervous System Stem Cells Research Center, Semnan University of Medical Sciences, Semnan, Iran
H.R.
Sameni
7900319475328460023059
7900319475328460023059
No
Nervous System Stem Cells Research Center, Semnan University of Medical Sciences, Semnan, Iran
V.
Semnani
7900319475328460023060
7900319475328460023060
No
Department of Pathology, Semnan University of Medical Sciences, Semnan, Iran