Objective: To investigate the effect of METH1 gene transfection on fibroblast proliferation and I, III collagen synthesis in rabbit ear scar.
Methods: The hypertrophic scar model on the rabbit ears was reproduced. 10 days after epithelization, Ad-METH1 was injected into the scar tissue. 30 days later, the effect of METH1 gene transfection on the angiogenesis, fibroblast proliferation and the ratio of collagen I/III in the scar tissue was detected by microcirculation microscope, AgNOR particle count and collagen dyeing.
Results: 30 days after injection of Ad-METH1, angiogenesis, fibroblast proliferation and the ratio of collagen I/III in the scar tissue were obviously suppressed.
Conclusion: Early application of Ad-METH1 after epithelization can markedly inhibit the formation of the hypertrophic scar.
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Wound Repair Regen
September 2009
Institute of Plastic Surgery, Xijing Hospital, the Fourth Military Medical University, Xi'an, Shaanxi 710032, China.
Hypertrophic scarring remains a major problem for patients who have suffered from surgeries or burns. Vascularization plays an important role in the early phase of hypertrophic scarring. Therefore, the inhibition of angiogenesis might be used as a preventive strategy.
View Article and Find Full Text PDFZhonghua Zheng Xing Wai Ke Za Zhi
March 2008
Department of Plastic Surgery, Xijing Hospital, the Fourth Military Medical University. Xi'an 710032, China.
Objective: To investigate the effect of METH1 gene transfection on fibroblast proliferation and I, III collagen synthesis in rabbit ear scar.
Methods: The hypertrophic scar model on the rabbit ears was reproduced. 10 days after epithelization, Ad-METH1 was injected into the scar tissue.
Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
January 2008
Department of PlasticSurgery, Xijing Hospital, Fourth Military Medical University, Xi'an Shaanxi, 710032, P.R. China.
Objective: To investigate the angiogenesis in hypertropic scar tissue of rabbit ears at different periods and to explore a new method to prevent hyperplastic scar.
Methods: Nineteen Japanese white rabbits (weigthing 2.0-2.
Zhonghua Zheng Xing Wai Ke Za Zhi
May 2004
Department of Plastic Surgery, Xijing Hospital, Fourth Military Medical University, Xi'an 710032, China.
Objective: To get the full length of human METH1 cDNA and express it steadily in mammalian cell stably.
Methods: METH1 was amplified by RT-PCR, and cloned into pCDNA3.0 after confirmed by sequence analysis.
Mech Dev
July 2002
Department of Molecular, Cell and Developmental Biology, Molecular Biology Institute, Room 559, UCLA, Los Angeles, CA 90095-1570, USA.
ADAMTS1/METH1 belongs to the ADAMTS (a disintegrin and metalloprotease with thrombospondin repeats) family of proteins that currently comprises 18 members. Targeted inactivation of the ADAMTS1 gene results in morphological defects in the kidney, adrenal gland, and adipose tissue in addition to growth retardation and infertility in females. To gain further insight on the biology of ADAMTS1, we examined its expression pattern in the developing mouse from embryonic day 10 (E10) to E18.
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