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50481
Phytochemical profile, antimicrobial activity of nutmeg (Myristica fragrans Houtt.) seed extract and its efficacy as preservative for beef and shrimp
Published 2019“…Results showed that 1.5% of nutmeg extract maintained the thiobarbituric acid reactive substances (TBARS) and total volatile basic nitrogen (TVB-N) value at a minor level compared to the control samples. …”
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Thesis -
50482
Synthesis of sulfonated bio-based catalysts for the esterification of palm fatty acid distillate
Published 2019“…The pretreated biobased materials were calcined at different temperatures in a nitrogen controlled atmosphere for about 2 to 5 h at 400 OC. …”
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Thesis -
50483
Growth and production of seagrass Cymodocea serrulata (R.Br.) aschers et magnus and thalassia hemprichii (ehrenb.) aschers in Port Dickson, Negeri Sembilan, Malaysia
Published 2000“…Concentrations of nutrients were greater in pore water than overlying seawater of this seagrass bed. Total nitrogen content of plant tissue varied between 0.349 ± 0.024 and 1.110 ± 0. 067% of OW in C. serrulata and 0. 195 ± 0.036 - 1.586 ± 0.041 % of OW in T. …”
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Thesis -
50484
Synthesis and characterization of carbon nanotube-quicklime nanocomposites and reduced graphene oxide hybrids for screen printed electrode modification
Published 2019“…The CQNs were then characterized using X-ray diffraction (XRD), Raman spectroscopy, nitrogen adsorption desorption isotherms, field emission scanning electron microscopy (FESEM), transmission electron microscopy (TEM) and thermogravimetric analysis (TGA). …”
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Thesis -
50485
Characterization, modelling and purification of a Molybdenum-reducing enzyme from a seawater-tolerant Bacterium
Published 2018“…Ammonium sulphate at 10 g/L was the best nitrogen source. The optimal initial pH and temperature were pH 6.0 and from 27 to 35°C, respectively. …”
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Thesis -
50486
Influence of traffic-related air pollution exposure on respiratory health, TNfa and CYP1A1 gene and histone modifications among school children in the Klang Valley, Malaysia
Published 2021“…Portable instruments equipped with integrated sensors for real-time monitoring were used for 6-h measurements of coarse particulate matter (PM10), fine particulate matter (PM2.5), extremely fine particulate matter (PM1), nitrogen dioxide (NO2), sulphur dioxide (SO2), ozone (O3), carbon monoxide (CO), and total volatile organic compounds (TVOC). …”
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Thesis -
50487
Kejuruteraan alam sekitar edisi kedua
Published 1994“…Buku ini mengandungi beberapa bab iaitu kandungan, pendahuluan, bab 1 kejuruteraan alam sekit, kejuruteraan awam, kesihatan awam, ekologi, etika, kejuruteraan alam sekitar sebagai kerjaya, bab 2 analisis risiko, risiko, pernyataan risiko, pentaksiran risiko, dedahan dan kependaman, penilaian dos-gerak balas, gerak balas kependudukan, latihan, bab 3 pencemaran air, punca-punca pencemaran air, elemen-elemen ekologi akuatik, pembiorosctan, penguraian aerob dan anaerob, kesan pencemaran ke atas sungai, kesan pencemaran ke atas tasik, logam berat dan bahan toksik, kesan pencemaran ke atas samudera, bab 4 pengukuran kualiti air, pensampelan, oksigen terlarut, keperluan oksigen biokimia, keperluan oksigen kimia, karbon organik jumlah, kekeruhan, warna dan bau, ph, pepejal, nitrogen, fosfat, pengukuran bakteriologi, virus, logam berat, bahan organik toksik surih, bab 5 pembekalan kualiti air, kitar hidrologi dan ketersediaan air, bekalan air bumi, bekalan air permukaan, penghantaran air, bab 6 rawatan air, pengentalan dan pemberbukuan, pengenapan, penurasan, penyahjangkitan, bab 7 pengutipan air sisa, menganggar kuantiti air sisa, susunatur sistem, hidraulik pembetung, rujukan, bab 8 rawatan air sisa, cirri-ciri air sisa, pelupusan air sisa di tapak, rawatan air sisa berpusat, rawatan primer, rawatan sekunder, rawatan tertier, bab 9 rawatan dan pelupusan enapcemar, punca enapcemar, ciri-ciri enapcemar, rawatan enapcemar, pelupusan muktamad, bab 10 pencemaran air punca bukan titik, proses air larian, seni dan sains dalam pembentukan dan penggunaan fungsi, bebanan bagi penanggalan dan pengangkutan mendakan, teknologi pengawalan yang boleh digunakan dalam pencemaran, bab 11 undang-undang pencemaran air, common law, undang-undang berkanun, bab 12 sisa pepejal, kuantiti dan ciri-ciri sisa pepejal perbandaran, ciri-ciri, pengutipan, pilihan pelupusan, “litter”, bab 13 pelupusan sisa pepejal, pelupusan sampah tak diproses, pengurangan isipadu sebelum pelupusan, bab 14 pemulihan sumber, pemisahan punca, proses pemisahan sisa pepejal, bab 15 sisa berbahaya, magnitud masalah, pemprosesan dan pengendalian sisa, pengangkutan sisa berbahaya, alternatif-alternatif pemulihan sumber, fasiliti pengurusan sisa berbahaya, bab 16 sisa radioaktif, sinaran, kesan-kesan kesihatan, punca-punca sisa radioaktif, pegeakan dalam persekitaran, pengursan sisa radioaktif, bab 17 undang-undang sisa pepejal dan sisa berbahaya, sisa pepejal tak berbahaya, sisa berbahaya, bab 18 pencemaran udara, jenis-jenis bahan pencemar udara, punca-punca pencemar udara, punca primer dan sekunder, bahan-bahan berbahaya, kesan-kesan kesihatan, kesan ke atas vegetasi, kesan ke atas haiwan ternakan, kesan ke atas bahan, kesan ke atas atmosfera, bab 19 meteorologi dan kualiti udara, meteorologi asas, penyerakan bahan pencemar secara mendatar, penyerakan bahan pencemar secara tegak, penyerakan atmosfera, pembersihan atmosfera, bab 20 pengukuran kualiti udara, pengukuran zarahan, pengukuran gas, kaedah-kaedah rujukan, pensampelan cekau, pensampelan paip tumpu, asap dan kelegapan, bab 21 pengawalan pecemaran udara, pembetulan punca, pengumpulan bahan pencemar, pendinginan, rawatan, pengawalan gas-gas pencemar, pengawalan punca bergerak, bab 22 undang-undang pencemaran udara, kualiti udara dan common law, undang-undang berkanun, piawai kualiti udara ambien kebangsaan (naaqs), masalah-masalah pelaksanaan, bab 23 pencemaran hingar, konsep bunyi, aras tekanan bunyi, frekuensi dan perambatan, persekitaran akustik, kesan hingar ke atas kesihatan, kos hinggar dalam ringgit, kemerosotan kualiti persekitaran, bab 24 pengukuran dan pengawalan hingar, aras bunyi, mengukur hingar fana, pengawalan hingar, bab 25 penilaian impak persekitaran dan taksiran ekonomi, impak persekitaran, penilaian impak sosioekonomi, bab 26 etika persekitaran, punca-punca masalah ketidakserasian kita dengan alam semulajadi, resolusi konflik persekitaran, masa depan etika persekitaran, apendiks serta indeks.…”
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Book -
50488
Contrasting potential for biological N<sub>2</sub> fixation at three polluted central European <i>Sphagnum</i> peat bogs: combining the <sup>15</sup>N<sub>2</sub>-tracer and natura...
Published 2023-12-01“…<p>Availability of reactive nitrogen (N<span class="inline-formula"><sub>r</sub></span>) is a key control on carbon (C) sequestration in wetlands. …”
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Article -
50489
Measurements and Analyses of Urban Metabolism and Trace Gas Respiration
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Technical Report -
50490
Some spectroscopic studies of derivatives of the Group III elements
Published 1971“…</p> <p>The nature of the new species produced by the interaction of trimethylaluminium monomer units and trimethylgallium monomer units in nitrogen matrices at 34anddeg;K are considered and it is concluded that the spectroscopic results arc best interpreted in terms of species containing pyramidal MC<sub>3</sub> units. …”
Thesis -
50491
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50492
Oroxylin A ameliorates AKI-to-CKD transition through maintaining PPARα-BNIP3 signaling-mediated mitochondrial homeostasis
Published 2022-08-01“…HE staining, transmission electron microscopy, flow cytometry, immunofluorescence, qPCR, Western blot, PPARα inhibitor, BNIP3 siRNA and ChIP assay were used to explore the role and mechanism of OA in AKI.Results: OA ameliorated tubular damage and dramatically decreased serum creatinine (Scr) and urea nitrogen (BUN), and the expressions of renal injury markers (Kim-1, Ngal) in AKI mice induced by both IR injury and cisplatin, as well as attenuating AKI-to-CKD transition. …”
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Article -
50493
PhcX Is a LqsR-family response regulator that contributes to Ralstonia solanacearum virulence and regulates multiple virulence factors
Published 2023-10-01“…Moreover, ~16% of all genes were differentially expressed in the mutant, among which the genes associated with virulence, nitrogen metabolism, and regulation were overrepresented (e.g., most T3SS/T3Es genes). …”
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Article -
50494
The influence of elevated CO<sub>2</sub> and soil depth on rhizosphere activity and nutrient availability in a mature <i>Eucalyptus</i> woodland
Published 2023-02-01“…<p>Elevated carbon dioxide (<span class="inline-formula"><i>e</i></span>CO<span class="inline-formula"><sub>2</sub></span>) in the atmosphere increases forest biomass productivity but only where soil nutrients, particularly nitrogen (N) and phosphorus (P), are not limiting growth. …”
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Article -
50495
Effects of Three Different Anticoagulants on Blood Cell Morphology, Anticoagulation, and Hematological Parameters in Turbot (Scophthalmus maximus)
Published 2023-04-01“…In the treatment group, nitrogen gas was used to rapidly reduce the concentration of dissolved oxygen in the container to (1.2±0.3) mg/L (measured with a dissolved oxygen meter), after which the same procedure of anesthesia and blood collection was conducted. …”
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Article -
50496
The food we eat, the air we breathe: a review of the fine particulate matter-induced air quality health impacts of the global food system
Published 2021-01-01“…Our analysis indicates that the life-cycle of the global food system (pre-production, production, post-production, consumption and waste management) accounts for 58% of anthropogenic, global emissions of primary PM _2.5 , 72% of ammonia (NH _3 ), 13% of nitrogen oxides (NO _x ), 9% of sulfur dioxide (SO _2 ), and 19% of non-methane volatile organic compounds (NMVOC). …”
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Article -
50497
Predictors associated with critical care need and in-hospital mortality among children with laboratory-confirmed COVID-19 infection in a high HIV infection burden region
Published 2023-09-01“…Additionally, independent predictors of in-hospital mortality were exposure to HIV infection (aHR: 6.8, 95%CI:1.54–31.71; p = 0.01), requiring invasive ventilation (aHR: 3.59, 95%CI: 1.01–12.16, p = 0.048) and increase blood urea nitrogen (aHR: 1.06, 95%CI: 1.01–1.11; p = 0.017). …”
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Article -
50498
Structure and dynamics of phytoplankton in an Amazon lake, Brazil
Published 2010-12-01“…Dissolved oxygen, conductivity, pH, nitrite, total phosphorus and total dissolved phosphorus exhibited diel variations in the rainy season, whereas water temperature, dissolved oxygen, total nitrogen and total dissolved phosphorus exhibited significant differences between hours of the day in the dry season. …”
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Article -
50499
Application of RP-18 TLC Retention Data to the Prediction of the Transdermal Absorption of Drugs
Published 2021-02-01“…Several chromatographic parameters (<b><i>R<sub>M</sub></i><sup>0</sup></b> and <b><i>S</i></b> obtained from RP-18 TLC with methanol—pH 7.4 phosphate buffer mobile phases by extrapolation to zero concentration of methanol; <b><i>R<sub>f</sub></i></b> and <b><i>R<sub>M</sub></i></b> obtained from RP-18 TLC with acetonitrile—pH 7.4 phosphate buffer 70:30 <i>v</i>/<i>v</i> as a mobile phase) and calculated molecular descriptors (molecular weight—<b><i>M<sub>W</sub></i></b>; molar volume—<b><i>V<sub>M</sub></i></b>; polar surface area—<b><i>PSA</i></b>; total count of nitrogen and oxygen atoms—(<b><i>N+O</i></b>); H-bond donor count—<b><i>HD</i></b>; H-bond acceptor count—<b><i>HA</i></b>; distribution coefficient—log <b><i>D</i></b>; total energy—<b><i>E<sub>T</sub></i></b>; binding energy—<b><i>E<sub>b</sub></i></b>; hydration energy—<b><i>E<sub>h</sub></i></b>; energy of the highest occupied molecular orbital—<b><i>E<sub>HOMO</sub></i></b>; energy of the lowest unoccupied orbital—<b><i>E<sub>LUMO</sub></i></b>; electronic energy—<b><i>E<sub>e</sub></i></b>; surface area—<b><i>S<sub>a</sub></i></b>; octanol-water partition coefficient—log <b><i>P</i></b>; dipole moment—<b><i>DM</i></b>; refractivity—<b><i>R</i></b>, polarizability—<b><i>α</i></b>) and their combinations (<b><i>R<sub>f</sub></i></b>/<b><i>PSA</i></b>, <b><i>R<sub>M</sub></i></b>/<b><i>M<sub>W</sub></i></b>, <b><i>R<sub>M</sub></i></b>/<b><i>V<sub>M</sub></i></b>) were tested in order to generate useful models of solutes’ skin permeability coefficient log <b><i>K<sub>p</sub></i></b>. …”
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Article -
50500
Residential greenness attenuated association of long-term air pollution exposure with elevated blood pressure: Findings from polluted areas in Northern China
Published 2022-09-01“…Particulate matter with diameter < 1 μm (PM1), particulate matter with diameter < 2.5 μm (PM2.5), particulate matter with diameter < 10 μm (PM10), nitrogen dioxide (NO2), sulfur dioxide (SO2), and ozone (O3) were predicted by space–time extremely randomized trees model. …”
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Article