1.Understanding the extracellular matrix.
Journal of Periodontal & Implant Science 2013;43(3):109-110
No abstract available.
Extracellular Matrix
2.Advances in the research of extracellular matrix protein prediction tools.
Binghui LIU ; Jie MA ; Yunping ZHU
Chinese Journal of Biotechnology 2019;35(9):1571-1580
Extracellular matrix (ECM) proteins play an important role in a series of biological processes in the cell, and their abnormal regulation can lead to many diseases. The theoretical ECM reference dataset is the basis for efficient identification of extracellular matrix proteins. Researchers have developed various ECM protein prediction tools based on machine learning methods. In this review, the main strategy of development of ECM protein prediction tools that based on machine learning methods has been introduced. Then, advances and specific characters of the existing ECM protein prediction tools have been summarized. Finally, the challenges and possible improvements of ECM protein prediction tools are discussed.
Extracellular Matrix
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Extracellular Matrix Proteins
3.Substrate-immobilized bone morphogenic protein-7 peptides on titanium surface support the expression of extracellular matrix proteins.
Young Joon KIM ; De Zhe CUI ; Chan Gil CHUNG
The Journal of the Korean Academy of Periodontology 2006;36(3):627-637
No abstract available.
Extracellular Matrix Proteins*
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Extracellular Matrix*
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Peptides*
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Titanium*
4.It's a long way to go to apprehend wound repair.
Chinese Journal of Burns 2014;30(2):100-101
Wound healing is a complicated process, involving the activity of multiple cells and various cytokines. Chronic wound or intractable wound has already become a big challenge for clinicians. There are imbalances in the healing process of chronic wound, such as inflammatory response, cell proliferation, and remodeling of extracellular matrix. Combination of tissue transplantation and vacuum sealing drainage may be the optimum selection for wound repair. Besides the chronic wound, more attention should be paid to experimental and clinical studies on early-stage of healing of fresh wound and granulation wound in middle and late stages.
Extracellular Matrix
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Humans
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Wound Healing
6.Moonlighting Activity of Secreted Inflammation-Regulatory Proteins.
Joo Heon YOON ; Junsun RYU ; Seung Joon BAEK
Yonsei Medical Journal 2018;59(4):463-469
Moonlighting proteins exhibit multiple activities in different cellular compartments, and their abnormal regulation could play an important role in many diseases. To date, many proteins have been identified with moonlighting activity, and more such proteins are being gradually identified. Among the proteins that possess moonlighting activity, several secreted proteins exhibit multiple activities in different cellular locations, such as the extracellular matrix, nucleus, and cytoplasm. While acute inflammation starts rapidly and generally disappears in a few days, chronic inflammation can last for months or years. This is generally because of the failure to eliminate the cause of inflammation, along with repeated exposure to the inflammatory agent. Chronic inflammation is now considered as an overwhelming burden to the general wellbeing of patients and noted as an underlying cause of several diseases. Moonlighting proteins can contribute to the process of chronic inflammation; therefore, it is imperative to overview some proteins that exhibit multiple functions in inflammatory diseases. In this review, we will focus on inflammation, particularly unravelling several well-known secreted proteins with multiple functions in different cellular locations.
Cytoplasm
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Extracellular Matrix
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Humans
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Inflammation
7.Research Progress on the Role of Laminin Subunit Alpha 4 in Diseases.
Jing-Jing YU ; Li-Jun ZHANG ; Chun-Cao HE ; Yi-Fei CAO ; Jun YANG
Acta Academiae Medicinae Sinicae 2023;45(1):92-100
Laminin subunit alpha 4 (LAMA4),a member of the laminin family,is present in the intercellular matrix of adult tissues as a major component of basement membrane.LAMA4 is involved in the adhesion of cells and can bind to corresponding integrins to activate relevant signaling pathways,playing an essential role in the growth,proliferation,and migration of cells.It has been demonstrated that LAMA4 is associated with the occurrence and development of a variety of diseases including tumors,and the expression of LAMA4 can be used as a biomarker of tumor diagnosis and prognosis.This paper summarizes the current research progress in LAMA4 with the focus on the relationship between LAMA4 and diseases,especially tumor,with a view to provide new directions for the future research.
Adult
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Humans
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Laminin
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Extracellular Matrix
8.Stem cell maintenance in a different niche.
Jeong Mook LIM ; Ji Yeon AHN ; Seung Tae LEE
Clinical and Experimental Reproductive Medicine 2013;40(2):47-54
To overcome the difficulty of controlling stem cell fate and function in applications to regenerative medicine, a number of alternative approaches have been made. Recent reports demonstrate that a non-cellular niche modulating the biophysical microenvironment with chemical factors can support stem cell self-renewal. In our previous studies, early establishment was executed to optimize biophysical factors and it was subsequently found that the microgeometry of the extracellular matrix made huge differences in stem cell behavior and phenotype. We review here a three-dimensional, non-cellular niche designed to support stem cell self-renewal. The characteristics of stem cells under the designed system are further discussed.
Extracellular Matrix
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Phenotype
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Regenerative Medicine
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Stem Cells
10.Bacterial biofilms: novel strategies for intestinal colonization by probiotics.
Caijiang LIAO ; Hui LI ; Shiyuan WANG ; Jing XIONG ; Cui MEI ; Dan LIU ; Yuzhang HE ; Lianci PENG ; Zhenhui SONG ; Hongwei CHEN
Chinese Journal of Biotechnology 2022;38(8):2821-2839
Probiotics can improve the microecological balance of the body and have special effects in promoting nutrient absorption, controlling intestinal infections, and regulating immune function. However, there are problems such as difficult colonization in the gastrointestinal environment and low oral bioavailability. Bacterial biofilms are organized bacterial cells that adhere to an abiotic or biotic surface and are enclosed in extracellular polymeric substances of exopolysaccharides (EPS), extracellular DNA (eDNA), proteins and lipids, with a three-dimensional spatial structure. Probiotics with the help of bacterial biofilms have obvious advantages over planktonic bacteria in stress resistance, combating pathogens and modulating the host's immune function, which provides a new research idea for the development of probiotics. This paper expounded on the advantages of probiotics with the help of bacterial biofilms, and focused on introducing substances that could promote the formation of probiotic biofilms and the mechanisms, and the safety of probiotic biofilms. Currently, research on probiotic biofilms is still in its infancy, and this paper is expected to provide references for future research in this field.
Bacteria
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Biofilms
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Extracellular Polymeric Substance Matrix
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Probiotics