Results 61 to 70 of about 29,108,569 (288)

Water in the 2005 Virginia General Assembly

open access: yes, 2005
The 2005 Virginia General Assembly convened January 12 and adjourned February 27, with a reconvened (“veto”) session on April 6. The legislature considered 3363 measures (2938 introduced this year and 425 carried over from last year); 1610 measures ...
Virginia Water Resources Research Center
core  

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Study of Ion-to-Electron Transducing Layers for the Detection of Nitrate Ions Using FPSX(TDDAN)-Based Ion-Sensitive Electrodes

open access: yesSensors
The development of ISE-based sensors for the analysis of nitrates in liquid phase is described in this work. Focusing on the tetradodecylammonium nitrate (TDDAN) ion exchanger as well as on fluoropolysiloxane (FPSX) polymer-based layers, electrodeposited
Camille Bene   +5 more
doaj   +1 more source

Development of an Eco-Friendly Reversed-Phase HPLC Method for the Simultaneous Determination of Three Emerging Contaminants in Water Samples

open access: yesArchives of Pharmaceutical Sciences Ain Shams University, 2020
Nowadays, applying green analytical principles in analytical chemistry without affecting the figures of merit is challenging to perform. One of the most important factors that contribute to greening an analytical method is to avoid the use of hazardous ...
Nardine Safwat, Miriam Ayad, Maha Farouk
doaj   +1 more source

Water in the 2010 Virginia General Assembly

open access: yes, 2010
The 2010 Virginia General Assembly convened January 13 and adjourned March 13. The reconvened (“veto”) session was held April 21. During the session, the Assembly considered 2964 measures, passing 1598 of them, defeating 1093, and continuing 273 until ...
Virginia Water Resources Research Center
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Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

Analytical Applications of Voltammetry in the Determination of Heavy Metals in Soils, Plant Tissues, and Water—Prospects and Limitations in the Co-Identification of Metal Cations in Environmental Samples

open access: yesAnalytica
Heavy metals represent a class of chemical elements that includes metalloids, bases and transition metals, lanthanides, and actinides. They are distinguished for their toxicity in small concentrations and their negative effects on the environment and ...
Efthymia Chatziathanasiou   +3 more
doaj   +1 more source

Water in the 2006 Virginia General Assembly

open access: yes, 2006
The 2006 Virginia General Assembly convened January 11 and adjourned March 11, with a reconvened (“veto”) session on April 19. The legislature considered 3287 measures; among the most important business was development of the biennial state budget. Below
Virginia Water Resources Research Center
core  

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Water-Related Bills in the 2008 Virginia General Assembly

open access: yes, 2008
The 2008 Virginia General Assembly session opened January 9 and adjourned March 13. Work on the biennial state budget required a few additional days beyond the scheduled adjournment date of March 8.
Virginia Water Resources Research Center
core  

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