نتایج جستجو برای: hertwigs root sheath

تعداد نتایج: 153555  

Journal: :AJNR. American journal of neuroradiology 1989
M Hemmati C Thomas D V Patel

A 36-year-old man was admitted to the hospital because of low back pain radiating to his right leg, which had lasted with gradual worsening for the last 4 years. On physical examination , there was mild motor and sensory deficit of the leg and foot of the affected side. Electromyography findings were compatible with an L5 root injury with evidence of axonal neuropathic dysfunctions involving mo...

Journal: :Collegium antropologicum 2016
Zvonko Zadro Ivan Frketić Jurica Fudurić Ana Sostarić Zadro Rade Skarica Anđelko Korusić Miroslav Zupcić Igor Nikolić Vjekoslav Jelec Sandra Graf Zupcić Toni Kolak

A schwannoma is a benign nerve sheath tumor composed of Schwann cells. Spinal schwannoma originates from dorsal roots of the spinal cord, causing symptoms due to the compression of neighboring structures. We present a patient with a low back pain and left L2 and L3 radiculopathy. Neuroimaging techniques (CT, MRI) showed a large expansive mass in the left lumbar paraspinal area. The tumor was re...

Journal: :Processes 2021

Hair follicles harbor a heterogeneous regenerative cell pool and represent putative low-to-non-invasively available source of stem cells. We previously reported technology for culturing human melanocytes from the hair follicle outer root sheath (ORS) autologous pigmentation tissue engineered skin equivalents. This study translated ORS to horses. de-veloped culture equine (eMORS) forelock cultur...

پایان نامه :0 1371

the treatment of in completely formed pulpless teeth has presented considrable problems. these teeth have wide open apexes and the walls of the root canal diverge toward the apical tissues. mechanical preparation cannot be done in the normal manner beacause of the large initial size and the taper of apical part of the canal , a mechanical stop cannot be produced at the apex of the canal and , t...

Journal: :Neurology India 2007
Naohisa Miyakoshi Yuji Nishikawa Yoichi Shimada Kyoji Okada Masayuki Yoshida Katsuhiko Enomoto Eiji Itoi

The authors describe an extremely rare case with malignant peripheral nerve sheath tumor (MPNST) with focal epithelioid differentiation presenting as an intraosseous lesion of the spine. A 75-year-old woman presented with progressive paraplegia caused by epidural mass arising from the posterior element of the T7 vertebra. At surgery, the lesion was noted to originate from the T7 vertebra and se...

Journal: :Indian journal of experimental biology 2000
H P Boruah A K Handique G C Borah

Cadmium at 200 mg kg-1 soil and above concentrations was fatal as growth was inhibited ultimately leading to death of Java citronella (Cymbopogon winterianus Jowitt.). The surviving plants at 50 and 100 mg kg-1 treatments also exhibited pronounced retardation of growth and biomass yield. There was considerable reduction in the level of essential oil in herbage and oil quality deteriorated. Cadm...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 1996
H Iwamura E Nakagawa N Hirai

Occurrence and localization of novel antimicrobial and antifeeding compounds in wheat, 2,4-dihydroxy-1,4-benzoxazin-3-one (DIBOA) and 2,4-dihydroxy-7-methoxy-1,4-benzoxazin-3-one (DIMBOA), and their glucosides, were examined by staining wheat plants (Triticum aestivum L.) in the juvenile stage of growth by ferric chloride. The methanol extracts of the stained plant tissues gave a characteristic...

Journal: :Journal of embryology and experimental morphology 1967
R F Oliver

Dermal papillae are regenerated and whiskers are produced after the experimental removal of up to the lower third of the vibrissa follicle, but if more of the follicle is removed neither event occurs (Oliver, 1966 a, b). Similarly, when lengths of the lower third of the vibrissa follicle wall are transplanted into ear skin, whiskers are again produced, but not if lengths of wall are taken from ...

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