Results 91 to 100 of about 234,926 (314)

Three-way methods for the analysis of hyphenated chromatographic data [PDF]

open access: yes, 2010
Hyphenated chromatographic instruments, coupling the elution dimension with a multivariate detection method (usually a spectroscopic device) provide so-called second order data, i.e.
D'ALOISE, ANTONIO   +5 more
core  

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

Mining Chromatographic Enantioseparation Data Using Matched Molecular Pair Analysis [PDF]

open access: yes, 2016
International audienceWe apply matched molecular pair (MMP) analysis to data from ChirBase, which contains literature reports of chromatographic enantioseparations.
William H. Pirkle   +15 more
core   +1 more source

Solid phase extraction: Applications to the chromatographic analysis of vegetable oils and fats

open access: yesGrasas y Aceites, 2002
Applications of solid-phase extraction for the isolation of certain lipid classes prior to chromatographic analysis are given. More information was found for sterols and related compounds, polar phenols and contaminants such as polycyclic aromatic ...
P. M. Panagiotopoulou, M. Tsimidou
doaj   +1 more source

Versatile vector tools for efficient protein screening across multiple expression systems

open access: yesFEBS Open Bio, EarlyView.
A unified vector toolkit enables rapid protein expression screening across E. coli, insect, and mammalian cells. A single primer pair amplifies the target gene, which is inserted into any vector via a standardized interface. This streamlined workflow eliminates repeated cloning steps, accelerating the identification of optimal expression conditions for
Zhimin Zhu   +5 more
wiley   +1 more source

Influência da cobertura morta no comportamento do herbicida atrazine Influence of the mulch on the behavior of atrazine

open access: yesPlanta Daninha, 1998
A cobertura morta, oriunda da dessecação ou rolagem de plantas utilizadas para esta finalidade, faz parte do sistema de semeadura direta. Ao mesmo tempo que essa cobertura promove redução na densidade populacional das espécies invasoras, intercepta os ...
Donizeti A. Fornarolli   +3 more
doaj   +1 more source

Time‐restricted feeding prior to Mycobacterium tuberculosis infection reduces tissue CD4+ T cells with limited impact on bacterial clearance

open access: yesFEBS Open Bio, EarlyView.
Time‐restricted feeding (TRF) in mice increased liver fatty acid oxidation and decreased fatty acid biosynthesis. These alterations persisted when TRF was discontinued and the host was infected with Mycobacterium tuberculosis. Pre‐exposure to TRF did not alter tissue (lung and spleen) mycobacterial burden but significantly reduced CD3+ T cells in lungs
Ashish Gupta   +7 more
wiley   +1 more source

Development of an LC-MS/MS method for the analysis of triacylglycerols from meat and application in the discrimination of cooked meat products [PDF]

open access: yes, 2010
A single stage reversed phase high performance liquid chromatography (RP HPLC) separation of animal fat triacylglycerols (TAGs) has been developed for coupling with atmospheric pressure chemical ionization tandem mass spectrometry using an ion trap mass ...
Hasan, Haslina
core  

Chromatographic Analysis of Explosives [PDF]

open access: yes, 2014
The applications of the column chromatographic technique for the separation, identification and estimation of the components of propellants and high explosives as well as the degradation products present in the propellants containing different ...
Neelakantam, K., Acharya, H. K.
core   +1 more source

Inhibitory Effect of Sorbus aucuparia Extracts on the Fusarium proliferatum and F. culmorum Growth and Mycotoxin Biosynthesis

open access: yesMolecules
Fungal infections are among the most common diseases of crop plants. Various species of the Fusarium spp. are naturally prevalent and globally cause the qualitative and quantitative losses of farming commodities, mainly cereals, fruits, and vegetables ...
Sylwia Ryszczyńska   +6 more
doaj   +1 more source

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