نتایج جستجو برای: lmh

تعداد نتایج: 174  

Journal: :Water 2023

This manuscript presents the advances of a pilot testing, located in Spain, using ultrafiltration (UF) membranes to supply drinking water. These results could be extended islands Macaronesia area, for instance, Azores, Madeira, Canaries, and Cape Verde. The UF project targeted by activity is refurbishment an existing installation. installation at higher altitude, thus water supplied most island...

Journal: :Separation and Purification Technology 2022

The utilisation of plant-derived nanoscale cellulosic materials (cellulose nanofibrils, CNF) in tailoring water purification membranes is constantly gaining interest the context green-functionalised membrane solutions. However, most existing approaches based on renewable and biobased suffer from lack efficient scalable processing strategies. Here, we introduce a roll-to-roll modification approa...

2010
WENDY L. IDSON DOMINIC W. MASSARO

A series of experiments explored the role of structural information in the auditory recognition process, within the context of a backward recognition masking paradigm. A masking tone presented after a tl!st tone has been found to interfere with the perceptual processing of the test tone, the degree of interference decreasing with increased durations of the silent intertone interval between the ...

Journal: :npj clean water 2022

Abstract Humanity is facing a global challenge of dwindling water resources and the situation intensifying due to growing population leading excessive pollution. Nanofiltration an important membrane-based technology for production clean potable domestic industrial setups. Hyper-cross-linked polyamide thin film composite nanofiltration (HCPA-TFC-NF) membranes have been fabricated by using multif...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1388

هدف از این تحقیق بررسی تصفیه پذیری پساب های پالایشگاهی با بیوراکتور غشایی به منظور دستیابی به استانداردهای تخلیه و استفاده کشاورزی و در نتیجه کاهش مشکلات زیست محیطی ناشی از تخلیه فاضلابهای نفتی و مشکلات عملیاتی فرایند لجن فعال متعارف میباشد. بدین منظورخروجی واحد daf تصفیه خانه پالایشگاه تهران به عنوان خوراک مورد استفاده قرار گرفت. در این تحقیق یک پایلوت در مقیاس نیمه صنعتی ساخته شد.سامانه غشایی...

Journal: :Toxicological sciences : an official journal of the Society of Toxicology 2011
Jin-Seon Lee Eun-Young Kim Koji Nomaru Hisato Iwata

The aryl hydrocarbon receptor (AHR) repressor (AHRR) has been recognized as a negative feedback modulator of AHR-mediated responses in fish and mammals. However, the repressive mechanism by the AHRR has not been investigated in other animals. To understand the molecular mechanism of dioxin toxicity and the evolutionary history of the AHR signaling pathway in avian species, the present study add...

Journal: :The Journal of biological chemistry 1994
P C Baciu C Acaster P F Goetinck

We have cloned and determined the genomic organization of the core protein of the chicken transmembrane proteoglycan, syndecan-4. Identification of the initial cDNA was accomplished using polyclonal antibodies directed against the cytoplasmic domain of murine syndecan-1 core protein. The cDNA for chicken syndecan-4 encodes a putative core protein of 197 amino acids which consists of a 19-amino ...

2008
Anthony L Keyburn John D Boyce Paola Vaz Trudi L Bannam Mark E Ford Dane Parker Antonio Di Rubbo Julian I Rood Robert J Moore

For over 30 years a phospholipase C enzyme called alpha-toxin was thought to be the key virulence factor in necrotic enteritis caused by Clostridium perfringens. However, using a gene knockout mutant we have recently shown that alpha-toxin is not essential for pathogenesis. We have now discovered a key virulence determinant. A novel toxin (NetB) was identified in a C. perfringens strain isolate...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2002
Yoko Takanaka Toshiyuki Okano Kazuyuki Yamamoto Yoshitaka Fukada

In vertebrates, a variety of light-stimulated genes are distributed in the retina, the pineal gland, and the suprachiasmatic nucleus, but a cis-element(s) responsible for the light-dependent transcriptional regulation is left unexplored. Focusing on the pinopsin gene, a light-stimulated gene in the chick pineal gland, we performed a transcriptional analysis in the primary culture of the chick p...

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