Results 71 to 80 of about 841,419 (316)

Microbial communities of selected regions of the Deep Springs Lake aquifer system

open access: yesFrontiers in Microbiology
Deep Springs Lake is a small, isolated, highly alkaline soda lake in Inyo County of Eastern California, USA. It is a seasonally filled salt lake or playa, and is part of a closed aquifer system.
Rania Zaki   +4 more
doaj   +1 more source

Evaluation of lung flute in sputum samples for molecular analysis of lung cancer

open access: yesClinical and Translational Medicine, 2013
Background Molecular analysis of sputum provides a promising approach for lung cancer diagnosis, yet is limited by the difficulty in collecting the specimens from individuals who can't spontaneously expectorate sputum.
Nigar Anjuman   +4 more
doaj   +1 more source

The Effects of Different Intensity of Thinning on the Development in Scots Pine (Pinus sylvestris L.) Stands in Kazakh Uplands [PDF]

open access: yes, 2019
The search for more accurate methods of predicting the growth and development of forest stands became the most urgent task set for foresters of Kazakhstan to determine the permissible interventions in the natural course of the life of plantings, provide ...
Ayan, S.   +3 more
core  

Microfluidic Engineering of Chitosan‐Coated Nanoemulsions for Controlled Release and Stability in Space Pharmaceutics

open access: yesAdvanced Materials Technologies, EarlyView.
Microfluidic engineering enables the fabrication of chitosan‐coated, melatonin‐loaded nanoemulsions with controlled release and enhanced physicochemical stability for space pharmaceutics. Interfacial biopolymer coating modulates droplet behavior under accelerated thermal stress and simulated microgravity.
Modupe Adebowale   +3 more
wiley   +1 more source

Phytochemical Profiling and Antimicrobial Properties of Various Sweet Potato (Ipomoea batatas L.) Leaves Assessed by RP-HPLC-DAD

open access: yesFoods
This study aimed to investigate the leaves of six cultivars of Ipomoea batatas L. from the USA, focusing on their Total Polyphenol Content (TPC), Total Flavonoid Content (TFC), antioxidant, and antimicrobial activities.
Tasbida Sultana   +5 more
doaj   +1 more source

Effect of pine bark and compost on the biological denitrification process of non-hazardous landfill leachate: Focus on the microbiology [PDF]

open access: yes, 2010
In an attempt to optimize the cost-efficiency of landfill leachate treatment by biological denitrification process, our study focused on finding low-cost alternatives to traditional expensive chemicals such as composted garden refuse and pine bark, which
Coulon, Frederic   +4 more
core   +3 more sources

Printed Organic Thermoelectric Generators: Progress and Challenges Towards Efficient Energy Harvesting

open access: yesAdvanced Materials Technologies, EarlyView.
Printed organic thermoelectric generators (OTEGs) enable flexible and sustainable energy harvesting from low‐grade heat. This Perspective critically assesses recent advances in printable thermoelectric materials, 2D and 3D device architectures, and current performance limits of printed OTEGs.
Vijitha Ignatious   +5 more
wiley   +1 more source

Understanding Ionic Flow in Nanofluidic Blind‐Hole Anodic Aluminum Oxide (AAO) Membranes for Osmotic Energy Generation

open access: yesAdvanced Materials Technologies, EarlyView.
Anodic aluminum oxide (AAO) membranes have traditionally served as structural supports in osmotic energy systems. Here, blind‐hole AAO membranes are demonstrated as active ion‐selective platforms with tunable nanopore structures. By balancing membrane resistance, ion selectivity, and flux, enhanced performance is achieved, delivering a maximum power ...
Khanh Nhien Vu   +6 more
wiley   +1 more source

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

Anticancer Mechanisms of Bioactive Compounds from Sweet Potato (Ipomoea batatas L.) Leaves: A Systematic Review

open access: yesFoods
Sweet potato leaves (SPL) are increasingly recognized as a significant source of nutritionally and pharmacologically important bioactive compounds. This systematic review critically synthesizes current in vitro, in vivo, and preclinical data to evaluate ...
Saleh Shafique Chowdhury   +3 more
doaj   +1 more source

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