Results 11 to 20 of about 1,922,670 (308)

Multifunctional hypoxia imaging nanoparticles: multifunctional tumor imaging and related guided tumor therapy

open access: yesInternational Journal of Nanomedicine, 2019
Jiajun Liu, Zeying Liu, Daocheng Wu Key Laboratory of Biomedical Information Engineering of Education Ministry, School of Life Science and Technology, Xi’an Jiaotong University, Xi’an, Shaanxi, China Abstract: Hypoxia is a common feature of
Liu J, Liu Z, Wu D
doaj   +1 more source

Hypoxia and the Tumor Microenvironment [PDF]

open access: yesTechnology in Cancer Research & Treatment, 2021
Hypoxia is an important feature of the tumor microenvironment, and is closely associated with cell proliferation, angiogenesis, metabolism and the tumor immune response. All these factors can further promote tumor progression, increase tumor aggressiveness, enhance tumor metastatic potential and lead to poor prognosis.
Yue Li, Long Zhao, Xiao-Feng Li
openaire   +3 more sources

Tumor Hypoxia and Circulating Tumor Cells [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
Circulating tumor cells (CTCs) are a rare tumor cell subpopulation induced and selected by the tumor microenvironment’s extreme conditions. Under hypoxia and starvation, these aggressive and invasive cells are able to invade the lymphatic and circulatory systems.
Tinganelli W., Durante M.
openaire   +5 more sources

Tumor Hypoxia Imaging [PDF]

open access: yesClinical Cancer Research, 2006
In this issue of Clinical Cancer Research , Rajendran et al. ([1][1]) have assessed the value of pretherapy fluoromisonidazole (FMISO) positron emission tomography (PET) imaging, an indicator of tissue hypoxia, in predicting survival of 73 patients with head and neck cancers.
Inna, Serganova   +3 more
openaire   +2 more sources

Hypoxia in microscopic tumors [PDF]

open access: yesCancer Letters, 2008
Tumor hypoxia has been commonly observed in a broad spectrum of primary solid malignancies. Hypoxia is associated with tumor progression, increased aggressiveness, enhanced metastatic potential and poor prognosis. Hypoxic tumor cells are resistant to radiotherapy and some forms of chemotherapy. Using an animal model, we recently showed that microscopic
Xiao-Feng, Li, Joseph A, O'Donoghue
openaire   +2 more sources

Mitochondria-targeting multifunctional nanoplatform for cascade phototherapy and hypoxia-activated chemotherapy

open access: yesJournal of Nanobiotechnology, 2022
Despite considerable progress has been achieved in hypoxia-associated anti-tumor therapy, the efficacy of utilizing hypoxia-activated prodrugs alone is not satisfied owing to the inadequate hypoxia within the tumor regions.
Jie Lv   +5 more
doaj   +1 more source

DCE-MRI of Tumor Hypoxia and Hypoxia-Associated Aggressiveness [PDF]

open access: yesCancers, 2020
Tumor hypoxia is associated with resistance to treatment, aggressive growth, metastatic dissemination, and poor clinical outcome in many cancer types. The potential of dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) to assess the extent of hypoxia in tumors has been investigated in several studies in our laboratory.
Gaustad, Jon-Vidar   +6 more
openaire   +2 more sources

Expression of DDX3 is directly modulated by hypoxia inducible factor-1 alpha in breast epithelial cells [PDF]

open access: yes, 2011
DEAD box protein, DDX3, is aberrantly expressed in breast cancer cells ranging from weakly invasive to aggressive phenotypes and functions as an important regulator of cancer cell growth and survival.
Krishnamachary, B.   +16 more
core   +1 more source

Metabolic profiling of hypoxic cells revealed a catabolic signature required for cell survival [PDF]

open access: yes, 2011
Hypoxia is one of the features of poorly vascularised areas of solid tumours but cancer cells can survive in these areas despite the low oxygen tension.
Tennant, D.A.   +44 more
core   +4 more sources

Responses to hypoxia via mTOR : role in endothelial cell proliferation and HIF-1[alpha] stabilization [PDF]

open access: yes, 2005
Ischemic cardiovascular disease and cancer are life-threatening disorders in human mortality. Intensive studies on the etiology of and therapeutics for the diseases are ongoing.
Li, Weimin
core   +1 more source

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