Results 41 to 50 of about 3,279,066 (304)

THE CONTENT OF CHLOROPHYLL-Α IN THE LAKES OF THE PRIMORSKY LOWLAND OF DAGESTAN AND THEIR TROPHIC STATUS

open access: yesЮг России: экология, развитие, 2014
Eutrophication of water bodies, especially small, has become a ubiquitous problem. In this connection the efforts of the experts is increasingly aimed at the search for the methods of monitoring, prediction and control of this undesirable and dangerous ...
M. M. Rasulova   +2 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Bacterial alpha diversity by trophic status.

open access: yes, 2022
Box plots show mean alpha level diversity of the observed Operational Taxonomic Units (OTUs) and Shannon indices of the four trophic status classifications within the study area: Oligotrophic, Mesotrophic, Eutrophic, and Hypereutrophic.
Trinity L. Hamilton (5147912)   +4 more
core   +1 more source

Early Clinical, Imaging, and Pathological Characteristics of SRPK3/TTN‐Digenic Myopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective SRPK3/TTN‐digenic myopathy was recently established as a skeletal muscle myopathy caused by digenic inheritance. This study characterizes the early clinical presentation of SRPK3/TTN‐digenic myopathy in one previously reported and seven newly identified pediatric patients.
Rotem Orbach   +23 more
wiley   +1 more source

Hyperspectral Core-Logging for Past Primary Productivity Assessment

open access: yesQuaternary, 2022
Past primary productivity is tracked in lake sediments to reconstruct environmental changes. However, the resolution of the routinely used destructive techniques is not suitable for the analysis of a large number of samples due to cost.
Antonin Van Exem   +7 more
doaj   +1 more source

Evaluating the influence of lake morphology, trophic status and diagenesis on geochemical profiles in lake sediments [PDF]

open access: yes, 2010
Recent geochemical studies provide evidence that changes in vertical distributions of nutrients in lake sediments are driven by anthropogenic activities, based primarily on trends of increasing concentrations in upper sediment layers.
Pilditch, Conrad A.   +2 more
core   +1 more source

An Epigenetic Fate Converter Based on Nuclei‐Targeting Lipid Nanoparticles Drives Neuronal Programming of Stem Cells for Spinal Cord Repair

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustration of LNP‐MPG nuclei‐targeting delivery of HMW‐FGF2 promoting histone acetylation to regulate the fate of DPSCs and treat spinal cord injury. LNPs components include pHMW‐FGF2 plasmid, DSPC, Dlin‐MC3‐DMA, cholesterol, and PEG2000, and are modified with MPG to form HMW‐FGF2@LNP‐MPG (HLM). HLM nuclei‐targets DPSCs to deliver HMW‐FGF2,
Heng Zhou   +6 more
wiley   +1 more source

Water Quality Conditions and Trophic Status of Lake Toba, North Sumatra,Indonesia: Implications for Lake Management

open access: yesJournal of Natural Resources and Environmental Management
Lake Toba, the largest lake in Indonesia and Southeast Asia, is a multifunctional ecosystem supporting fisheries, tourism, transportation, domestic water supply, hydropower generation, agriculture, and surrounding human settlements.
Ahmad Muhtadi   +7 more
doaj   +1 more source

Nile Tilapia (Oreochromis niloticus Linnaeus, 1758) Invasion Caused Trophic Structure Disruptions of Fish Communities in the South China River—Pearl River

open access: yesBiology, 2022
Widespread introductions of non-native species, including aquaculture and ornamental species, threaten biodiversity and ecosystem functioning by modifying the trophic structure of communities.
Fangmin Shuai, Jie Li
doaj   +1 more source

Assessment of the trophic status in a tropical estuarine system

open access: yesOcean and Coastal Research, 2022
Estuaries are extremely valuable ecosystems and have been affected by several anthropogenic activities from urban growth and industrial development, such as the release of untreated efuents which decrease water quality. This study aimed to evaluate the seasonal and temporal trophic status variation in the Formoso River Estuarine System (FRES), a ...
Brenno Januario da Silva   +6 more
openaire   +3 more sources

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