Results 81 to 90 of about 67,421 (349)

Rapid, quantitative determination of bacteria in water [PDF]

open access: yes, 1978
A bioluminescent assay for ATP in water borne bacteria is made by adding nitric acid to a water sample with concentrated bacteria to rupture the bacterial cells.
Chappelle, E. W.   +4 more
core   +1 more source

Heterologous matrix metalloproteinase gene promoter activity allows In Vivo real-time imaging of Bleomycin-induced Lung fibrosis in transiently transgenized mice [PDF]

open access: yes, 2017
Idiopathic pulmonary fibrosis is a very common interstitial lung disease derived from chronic inflammatory insults, characterized by massive scar tissue deposition that causes the progressive loss of lung function and subsequent death for respiratory ...
Donofrio, Gaetano   +8 more
core   +1 more source

Humanized and Charge‐Optimized CSPG4‐Specific CAR‐T Cells show Enhanced Efficacy against Head and Neck Squamous Cell Carcinoma

open access: yesAdvanced Science, EarlyView.
CSPG4 is identified as a high‐value, stemness‐associated target in HPV‐negative HNSCC. By implementing rational biophysical engineering, a humanized and charge‐optimized CAR is developed to overcome tonic signaling‐induced exhaustion. This strategy induces a profound transcriptomic shift toward a rejuvenated, stem‐like memory state, significantly ...
Xiang Xu   +13 more
wiley   +1 more source

A Comprehensive Exploration of Bioluminescence Systems, Mechanisms, and Advanced Assays for Versatile Applications

open access: yesBiochemistry Research International
Bioluminescence has been a fascinating natural phenomenon of light emission from living creatures. It happens when the enzyme luciferase facilitates the oxidation of luciferin, resulting in the creation of an excited-state species that emits light ...
Asiri N. Dunuweera   +2 more
doaj   +1 more source

Non-invasive imaging of hypoxia in tissue engineering [PDF]

open access: yes, 2007
In tissue engineering, cells are grown on biomaterials in vitro and subsequently implanted. A critical parameter in effective proliferation and differentiation is the availability of nutrients. Few tools are currently available to monitor the nutritional
Blitterswijk, Clemens van   +3 more
core   +2 more sources

The distribution of ATP within tomato (Lycopersicon esculentum Mill.) embryos correlates with germination whee as total ATP concentration does not [PDF]

open access: yes
The distribution of ATP in tomato seeds was visualized by monitoring the luminescence of frozen sections on top of a gel containing all the components of the luciferase reaction, but excluding ATP.
Hilhorst, H.W.M.   +2 more
core   +2 more sources

Evaluation of laser bacterial anti-fouling of transparent nanocrystalline yttria-stabilized-zirconia cranial implant. [PDF]

open access: yes, 2016
Background and objectiveThe development and feasibility of a novel nanocrystalline yttria-stabilized-zirconia (nc-YSZ) cranial implant has been recently established.
Aguilar, Guillermo   +4 more
core   +1 more source

Inhibition of SIRT7 Overcomes Radioresistance in Pancreatic Neuroendocrine Tumors by Reactivating MEN1 Expression

open access: yesAdvanced Science, EarlyView.
Pancreatic neuroendocrine tumors frequently silence MEN1 through epigenetic mechanisms. Here, SIRT7 recruits DNMT1 to the MEN1 promoter, drives hypermethylation, and enhances DNA repair. Inhibiting SIRT7 restores MEN1, reduces MRN complex abundance, impairs double‐strand break repair, and sensitizes PanNET models to radiation, supporting SIRT7 as a ...
Jianyun Jiang   +11 more
wiley   +1 more source

Luminescence of Higher Mushrooms [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2012
The review highlights the results of experimental studies on fungal luminescence carried out during last two centuries. Present concepts on the luminescent system and light emission mechanism in higher fungi are discussed.
Vladimir S. Bondar   +2 more
doaj  

Bioluminescência de fungos: distribuição, função e mecanismo de emissão de luz

open access: yesQuímica Nova, 2013
The emission of light by living organisms, bioluminescence, has been studied since the nineteenth century. However, some bioluminescent systems, such as fungi, remain poorly understood.
Anderson Garbuglio Oliveira   +3 more
doaj   +1 more source

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