Results 61 to 70 of about 15,780,718 (239)

Water in the 2000 Virginia General Assembly

open access: yes, 2000
The Virginia General Assembly held its 2000 session from January 12 to March 10. Lawmakers considered 3,172 bills and resolutions (compared to 2,735 measures considered in 1999).
Virginia Water Resources Research Center
core  

The Catastrophic Water Loss of Ancient Lake Prespa: A Chronicle of a Death Foretold

open access: yesHydrology
The Prespa–Ohrid lake system in the southwest Balkan region is the oldest permanent lake system in Europe and a global hotspot of biodiversity and endemism.
Dejan Trajkovski, Nadezda Apostolova
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

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  

Groundwater Dynamics in the Middle Brahmaputra River Basin: A Case Study of Shallow Aquifers in Inner Guwahati City, Assam, India

open access: yesGeographies
This study investigated the hydrogeological characteristics and groundwater dynamics in the shallow aquifer zones of inner Guwahati city, Assam, India. Sixteen dug wells spread across the city, specifically used for domestic purposes, were selected for ...
Smitakshi Medhi   +3 more
doaj   +1 more source

Dynamics of the limnological features and diversity of zooplankton populations of the Cross River System SE Nigeria

open access: yesKnowledge and Management of Aquatic Ecosystems, 2009
Physico-chemical factors and zooplankton diversity were investigated over a two year period in three regions along the 200 km length of Cross River. The objective of the study was to quantify the relative importance of local environmental conditions and ...
Offem B. O.   +3 more
doaj   +1 more source

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 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
core  

Zooplankton of the channel zone of reservoirs of the arid zone: effects of level regime and meteorological conditions

open access: yesТрансформация экосистем, 2019
In the channel areas of the large Tayshir Reservoir valley, zooplankton is unevenly distributed along the longitudinal profile. The number and biomass of communities increases from the upper to lower rea­ ches. In the Durgun Reservoir, which has features
Аlexander V. Krylov   +3 more
doaj   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

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