Results 51 to 60 of about 2,571,409 (303)

Flow Cytometry for Rapid Detection of Salmonella spp. in Seed Sprouts

open access: yesScienceOpen Research, 2014
Seed sprouts (alfalfa, mung bean, radish, etc.) have been implicated in several recent national and international outbreaks of salmonellosis. Conditions used for sprouting are also conducive to the growth of Salmonella.
Byron Brehm-Stecher, Bledar Bisha
doaj   +1 more source

Microfluidic method for rapid turbidimetric detection of the DNA of Mycobacterium tuberculosis using loop-mediated isothermal amplification in capillary tubes [PDF]

open access: yes, 2015
We describe a microfluidic method for rapid isothermal turbidimetric detection of the DNA of Mycobacterium tuberculosis. Loop-mediated isothermal amplification is accomplished in capillary tubes for amplifying DNA in less than 15 min, and sensitivity and
Gill, P., Rafati, A.
core  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Aptamer/Dopamine Molecularly Imprinted Polymer Composite Based pH Stability Improved Electrochemical Sensor for Simultaneous Detection of Cd(Ⅱ) and Hg(Ⅱ)

open access: yesFood Bioengineering
Cd(II) and Hg(II) are well‐known toxic heavy metal elements that are difficult to degrade by microorganisms in the environment. Limits for Cd(II) and Hg(II) in food have been established by the Chinese Government and other authorities.
Xinyu Fang   +9 more
doaj   +1 more source

Protective effects of cyanidin‐3‐O‐glucoside on UVB‐induced chronic skin photodamage in mice via alleviating oxidative damage and anti‐inflammation

open access: yesFood Frontiers, 2020
Excessive ultraviolet (UV) radiation exposure results in skin chronic photodamage via stimulating reactive oxygen species (ROS) and inflammation. Anthocyanins are a group of flavonoids frequently found in edible plants.
Ziyao Peng   +6 more
doaj   +1 more source

Rapid detection of bacteria in foods and biological fluids [PDF]

open access: yes, 1973
Simple and inexpensive apparatus, called "redox monitoring cell," rapidly detects presence of bacteria. Bacteria is detected by measuring drop in oxygen content in test solution. Apparatus consists of vial with two specially designed electrodes connected
Fealey, R. D., Renner, W.
core   +1 more source

Rapid Detection of Pathogens [PDF]

open access: yes, 2005
Pathogen identification is a crucial first defense against bioterrorism. A major emphasis of our national biodefense strategy is to establish fast, accurate and sensitive assays for diagnosis of infectious diseases agents. Such assays will ensure early and appropriate treatment of infected patients.
openaire   +2 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Effects of Bisphenol A on reproductive toxicity and gut microbiota dysbiosis in male rats

open access: yesEcotoxicology and Environmental Safety, 2022
Bisphenol A (BPA) is an environmental endocrine disruptor. Recent studies have shown an association between decreased spermatogenesis and gut microbiota alteration.
Ruijing Liu   +11 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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