Results 61 to 70 of about 258,204 (350)

High‐frequency and long‐term observations of eDNA from imperiled salmonids in a coastal stream: Temporal dynamics, relationships with environmental factors, and comparisons with conventional observations

open access: yesEnvironmental DNA, 2022
A greater understanding of eDNA behavior in the environment is needed before it can be employed for ecosystem monitoring applications. The objectives of this study were to use autonomous sampling to conduct long‐term, high‐frequency monitoring of the ...
Ryan T. Searcy   +10 more
doaj   +1 more source

Stabilised Hyaluronic Acid Gel Rectal Spacers in MRI‐Guided Brachytherapy for Gynaecological Cancers: A Prospective Feasibility Study

open access: yesJournal of Medical Radiation Sciences, EarlyView.
This prospective study investigated the feasibility of stabilised hyaluronic acid gel as a rectal spacer in gynaecological cancer brachytherapy. In twelve patients, the spacer was successfully inserted into the rectovaginal space without serious adverse events, had high visibility on MRI, increased the target‐to‐rectum distance compared with no spacer ...
Carminia Lapuz   +8 more
wiley   +1 more source

Identification of Bicarbonate as a Trigger and Genes Involved with Extracellular DNA Export in Mycobacterial Biofilms

open access: yesmBio, 2016
Extracellular DNA (eDNA) is an integral biofilm matrix component of numerous pathogens, including nontuberculous mycobacteria (NTM). Cell lysis is the source of eDNA in certain bacteria, but the source of eDNA remains unidentified for NTM, as well as for
Sasha J. Rose, Luiz E. Bermudez
doaj   +1 more source

Comparing treatment outcomes of prolonged exposure therapy across trauma type and veteran status

open access: yesJournal of Traumatic Stress, EarlyView.
Abstract This retrospective cohort study evaluated the effectiveness of prolonged exposure therapy (PE) across trauma types (combat, terror, civilian) and veteran status (military veterans vs. civilians) in a real‐world clinical setting. We hypothesized that individuals who experienced combat‐ and terror‐related trauma would have higher baseline ...
Nitsa Nacasch   +5 more
wiley   +1 more source

Presence of extracellular DNA in candida albicans biofilm matrix and its role in biofilm structure and antifungal susceptibility [PDF]

open access: yes, 2010
Biofilms are structurally complex microconsortia of surface adhering cells embedded within an extracellular matrix (ECM) composed of substances produced and secreted by cells or derived from cell lysis. One of the recently discovered bacterial biofilms
Cleary, Ian A.   +6 more
core  

Improved COI taxonomic assignment workflow enhances detection of invertebrates in environmental DNA

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Environmental DNA (eDNA) metabarcoding is an increasingly popular and powerful tool in ecology, offering a non‐invasive method to assess biodiversity and monitor ecosystem health across diverse environments. While the mitochondrial cytochrome c oxidase subunit I (COI) gene is one of the most widely used markers for studying eukaryotic ...
Yuanyu Cheng   +5 more
wiley   +1 more source

Estimating shedding and decay rates of environmental nuclear DNA with relation to water temperature and biomass

open access: yesEnvironmental DNA, 2020
Background  Environmental DNA (eDNA) analysis has been recently applied to the surveillance of species distribution and composition in aquatic ecosystems. However, most eDNA studies have used mitochondrial DNA markers, and those using nuclear DNA markers
Toshiaki Jo   +4 more
doaj   +1 more source

Edna McConnell Clark Foundation - 1999 Annual Report [PDF]

open access: yes, 2000
Contains president's message, program information, grants list, financial statements, grant guidelines, and lists of advisors, board members, and ...

core  

Comparison between fluorometry and microscopy‐based phytoplankton assessments in the Laurentian Great Lakes

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Photosynthetic pigment fluorescence is commonly used in limnology and oceanography as a proxy for phytoplankton biomass. Fluorometry has been used to detect subsurface algal blooms, characterize dynamics of the deep chlorophyll layer, and to provide greater vertical resolution to phytoplankton monitoring.
Katya E. Kovalenko   +6 more
wiley   +1 more source

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