Results 81 to 90 of about 562,443 (296)

Phosphorus and the Green Scum [PDF]

open access: yes
This resource explains the relationship between the overabundance of the element phosphorus in the environment and explosive algae growth (called algae blooms or green scum) as well as the progress toward eutrophication.

core  

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

User participation in watershed management and research: [PDF]

open access: yes
Many watershed development projects around the world have performed poorly because they failed to take into account the needs, constraints, and practices of local people.
Johnson, Nancy   +3 more
core  

Gaining Depth: State of Watershed Investment 2014 [PDF]

open access: yes, 2014
Last year, governments, businesses, and donors channeled $12.3 billion (B) toward nature-based solutions to the global water crisis. Water users and public funders were paying land managers to repair and protect forests, wetlands, and other natural ...
Genevieve Bennett, Nathaniel Carroll
core  

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Impact of Land Tenure System in Watershed Development Programmes in the Meghalaya State, North-East India [PDF]

open access: yes
Besides the analysis of technical and ecological viability, knowledge of the existing land tenure systems is an essential pre-requisite for the success of watershed projects and policy reforms required for their effective implementation.
Datta, K.K., Ngachan, S.V., Singh, S.B.
core   +1 more source

Water Quality Monitoring of the Little Calumet East Branch Watershed [PDF]

open access: yes, 2013
The Little Calumet East Branch (LCEB) is a 10-digit hydrologic unit code (HUC) watershed that ultimately discharges into Lake Michigan. The watershed begins in unincorporated LaPorte County and discharges west through unincorporated Porter County ...
Dorton, Melissa, Feller, Nicholas H.
core   +1 more source

Brain Tumor Vascular Network Segmentation from Micro-Tomography [PDF]

open access: yes, 2011
Micro-tomography produces high resolution images of bio- logical structures such as vascular networks. In this paper, we present a new approach for segmenting vascular network into pathological and normal regions from considering their micro-vessel 3D ...
Descombes, Xavier   +6 more
core   +2 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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