نتایج جستجو برای: cell hypoxia

تعداد نتایج: 1724699  

Journal: :International Journal of Molecular Sciences 2023

Antibiotics inhibit breast cancer stem cells (CSCs) by suppressing mitochondrial biogenesis. However, the effectiveness of antibiotics in clinical settings is inconsistent. This inconsistency raises question whether tumor microenvironment, particularly hypoxia, plays a role response to antibiotics. Therefore, goal this study was evaluate five commonly used for inhibiting CSCs under hypoxia usin...

Background & Aims: Hypoxia and exercise training increase the capillary density of the muscle and the heart and is one of the important reasons for the development of aerobic exercise and the prevention and treatment of many diseases. The purpose of this study was to compare the effects of simulated heights and aerobic training on PGC-1α angiogenesis in the heart tissue. Materials & Methods: T...

Journal: :Medical oncology 2016
Jing Xie Yong Xiao Xiao-yan Zhu Zhou-yu Ning Hai-fan Xu Hui-min Wu

Human breast cancers include cancer stem cell populations as well as non-tumorigenic cancer cells. Breast cancer stem cells possess self-renewal capability and thus are the root cause of recurrence and metastasis of malignant tumors. Hypoxia is a fundamental pathological feature of solid tumor tissues and exerts a wide range of effects on the biological behavior of cancer cells. However, there ...

Journal: :The Journal of biological chemistry 2006
Qun Lin Yi-Jang Lee Zhong Yun

The stem cell niche is a unique tissue microenvironment that regulates the self-renewal and differentiation of stem cells. Although several stromal cells and molecular pathways have been identified, the microenvironment of the stem cell niche remains largely unclear. Recent evidence suggests that stem cells are localized in areas with low oxygen. We have hypothesized that hypoxia maintains the ...

Journal: :Journal of Kidney Cancer and VHL 2021

Hypoxia-inducible factor (HIF), an important mediator of hypoxia response, is implicated in tumorigenesis the setting pseudohypoxia, such as inactivation von Hippel–Lindau tumor suppressor protein (pVHL), leading to development and progression clear cell renal carcinoma (ccRCC). Targeting downstream molecules HIF pathway, vascular endothelial growth (VEGF), has led improvement clinical outcome ...

Journal: :Journal of leukocyte biology 2009
Annika Asplund Gunnel Ostergren-Lundén Germán Camejo Pia Stillemark-Billton Göran Bondjers

Macrophages are recruited and retained in hypoxic sites in atherosclerotic lesions and tumors. Furthermore, macrophages are suggested to be a major source of HSPG synthesis in atherosclerotic lesions. HSPG are, among other things, known to regulate cell motility, cell adhesion, and receptor interaction. The aim of this study was to investigate the effect of hypoxia on HSPG expression and macrop...

Journal: :Bioscience, Biotechnology, and Biochemistry 2021

Abstract Sulfoglycolipid, SQAP, is a radiosensitizing agent that makes tumor cells more sensitive to radiation therapy. A previous study revealed SQAP induced the degradation of hypoxia-inducible factor-1α (HIF-1α) and inhibited angiogenesis in hepatoma model mouse. Herein, we examined biological activities against hepatocarcinoma under low oxygen conditions. Cell growth inhibition hypoxic cond...

Journal: :Open Access Macedonian Journal of Medical Sciences 2021

BACKGROUND: Cartilage tear has begun to be treated with stem cells. However, cell oxygen level culture not been evaluated for the best environment enhance chondrogenesis. AIM: The purpose of this review is focus on hypoxic cells as a treatment cartilage tear. METHODS: A literature search was systemically conducted PubMed (MEDLINE), OVID, EMBASE, Cochrane Library, Scopus, Web Science, Science Di...

2018
Jiang Qian Sheliang Shen Wei Chen Nianping Chen

Prostate cancer is the second most frequently diagnosed cancer worldwide. Hypoxia-induced epithelial-mesenchymal transition (EMT), driven by hypoxia-inducible factor 1α (HIF-1α), is involved in cancer progression and metastasis. The present study was designed to explore the role of propofol in hypoxia-induced resistance of prostate cancer cells to docetaxel. We used the Cell Counting Kit-8 and ...

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