Kajian penentuan sebatian organoarsenik menggunakan pelbagai kaedah voltammetri dengan elektrod titisan raksa tergantung per Marpongahtun, Marpongahtun

“…Various voltammetric methods including cyclic voltammetry (CV), differential pulse cathodic stripping voltammmetry (DPCSV), differential pulse anodic stripping voltammmetry (DPASV) and differential pulse voltammmetry (DPV) were used for the determination of six organoarsenic compounds, namely (phenylarsonic acid (PAA), para-arsanilic acid (p-ASA), ortho-arsanilic acid (o-ASA), 4-nitrophenylarsonic acid (4-NPAA, nitarsone), 3-nitro-4-hydroxy phenylarsonic acid (3-NHPAA, roxarsone) and para-ureidophenylarsonic acid (p-UPAA, carbarsone). …”
Obtenir text complet

Effect of Ultrasound on the Extraction of Gallic Acid from Labisia pumila (Kacip Fatimah) for the food applications per Noor Adilah, Md Salehan, Ahmad Ziad, Sulaiman, Azilah, Ajit

“…One important phenolic compound with such antioxidant properties is gallic acid (3,4,5-Trihydroxybenzoic acid). The effect of processing parameters, time and sonication regiments (power intensity and duty cycle) have been studied along with the extraction performance of gallic acid from Labisia pumila. …”
Obtenir text complet

Antimicrobial and Efflux Pump Inhibitory Activity of Caffeoylquinic Acids from Artemisia absinthium against Gram-Positive Pathogenic Bacteria per Fiamegos, Yiannis C., Kastritis, Panagiotis L., Exarchou, Vassiliki, Han, Haley, Bonvin, Alexandre M. J. J., Vervoort, Jacques, Lewis, Kim, Hamblin, Michael R., Tegos, George P.

“…Separation and identification of phenolic compounds (chlorogenic acid, 3′,5′-ODCQA, 4′,5′-ODCQA) was based on hyphenated chromatographic techniques such as liquid chromatography with post column solid-phase extraction coupled with nuclear magnetic resonance spectroscopy and mass spectroscopy. …”
Obtenir text complet

Phytochemical study of Malaysian Uncaria cord at a var. Ferruginea (Bl.) RIDSD and its anti-hyperglycemic potential / Nur Hakimah Abdullah per Abdullah, Nur Hakimah

“…All of the isolated compounds were elucidated as 2-hydroxybenzoic acid (salicylic acid), 3,4-dihdroxybenzoic acid, 2,4 dihydroxybenzoic acid, 7-hydroxy-6-methoxycoumarin (scopoletin), 3,4-dihydroxy- 7-methoxycoumarin, quercetin, kaempferol, taxifolin, loganin and /3-sitosterol. …”
Obtenir text complet

Two-stage process for ammonium and nitrate removal and polyhydroxyalkanoate production by rhodobacter sphaeroides ADZ101 per Idi, Ahmad

Obtenir text complet

Molecular Characterization of Clinical Isolates of Enteropathogenic Escherichia Coli from Miri Sarawak per Lah, Irene

“…All the strains studied were found to exhibit multiple antibiotics resistance patterns to twelve antibiotics [penicillin (100%), teicoplanin (100%), vancomycin (100%), bacitrasin (97%), methicillin (97%), erythromycin (69%), ampicillin (63%), cephalothin (47%), streptomycin (25%), chloramphenicol (16%), kanamycin (6%) and nalidixic acid (3%)] used. Thirteen EPEC isolates were shown to encode ampicillin resistance by means of the blaTEM gene respectively, and none of the EPEC isolates showed the presence of the sipB/C, cmlA/tetR and blaPSE-1 genes. …”
Obtenir text complet

Inter-varietal variation in the composition, physicochemical properties and antioxidant activity of winter melon [Benincasa hispida (Thunb.) Cogn.] fruit seeds and seed oils per Mohammad, Nor Azizah

“…Vanillin was the principal compound in both seed oils ranging from 38.9 to 51.4% of the total phenolic compound (12.27-17.25 μg/g), including gallic acid, protocatechuic acid, 3,4-dihydroxybenzaldehyde, vanillic acid, para-coumaric acid, trans-cinnamic acid and ferulic acid. …”
Obtenir text complet

Metagenomic characterization of bacterial community in hypersaline Lake Tuz for halogenated pollutants degradation per Adekilekun, Oyewusi Habeebat

Obtenir text complet

Neuroprotective potency of mangiferin against 3-nitropropionic acid induced Huntington’s disease-like symptoms in rats: possible antioxidant and anti-inflammatory mechanisms per Lum, Pei Teng, Sekar, Mahendran, Seow, Lay Jing, Shaikh, Mohd Farooq, Arulsamy, Alina, Retinasamy, Thaarvena, Gan, Siew Hua, Gnanaraj, Charles, Mohd Esa, Norhaizan, Ramachawolran, Gobinath, Subramaniyan, Vetriselvan, Chinni, Suresh V., Wu, Yuan Seng

“…Therefore, this study aims to evaluate the neuroprotective effect of mangiferin against 3-nitropropionic acid (3-NP) induced HD in rat models. Adult Wistar rats (n = 32) were randomly allocated equally into four groups of eight rats each: normal control (Group I), disease control (Group II) and two treatment groups (Group III and Group IV). …”

Uremic Serum and Solutes Increase Post-Vascular Interventional Thrombotic Risk Through Altered Stability of Smooth Muscle Cell Tissue Factor per Chitalia, Vipul C., Shivanna, Sowmya, Martorell, Jordi, Balcells-Camps, Mercedes, Bosch, Irene, Kolandaivelu, Kumaran, Edelman, Elazer R.

“…Relevant concentrations of isolated uremic solutes such as indole-3-acetic acid (3.5 μg/mL), indoxyl sulfate (25 μg/mL), and uric acid (80 μg/mL) recapitulated these effects in cell culture and the flow loop model. …”
Obtenir text complet
Obtenir text complet

Mechanisms underlying anticancer effect of lactobacilli (lab 12 and labpc) against human colorectal cancer / Azidah Ali per Ali, Azidah

“…Metabolic profiling of serum from LAB 12- and LABPC-treated mice identified significant (p<0.05) up-regulation of nine metabolites associated with antitumour activity and they include eicosapentaenoic acid (5.92-12.14), palmitic acid (8.93-9.12), undecanoic acid (1.46- 5.86), docosapentaenoic acid (3.89-12.64), oleamide (12.52-13.59), dihydroxyvitamin D3 (5.71-6.14), dihydrosphiongosine (13.96-14.09), phytosphingosine (14.99-15.61) and C16 sphinganine (15.99-16.91). …”
Obtenir text complet

Effects of Feeding a Fermented Product on the Faecal Microflora and Egg Composition in Laying Hens per Law, Elizabeth Fang Lin

“…The presence of essential fatty acids (linoleic acid 24%, linolenic acid 1.1%, eicosapentaenoic acid 3.6%, docosapentaenoic acid 0.7%, docosahexaenoic acid 2.0%) and a lime-flavored aroma represent additional value-added attributes to the product. …”
Obtenir text complet

Electrochemical analysis of carbon nanotubes/titanium dioxide composite modified glassy carbon electrode per Perenlei, Ganchimeg

“…The current enhancements of 5.0 folds for the oxidation of ascorbic acid, 3.0-3.1 folds for the redox of potassium ferricyanide and 8.5-11.0 folds for the redox of paracetamol were obtained using the CNT/Ti02/GCE when compared with unmodified GCE. …”
Obtenir text complet

Prevalence and genotypic characterization of antibiotic-resistant salmonella isolated from dogs, cats and snakes in Klang Valley, Malaysia per Abathcha, Mustapha Goni

“…Resistance to the following antibiotics was common among the isolates: tetracycline (40.6%), sulphamethazole-trimethoprim (18.7%), ampicillin (18.7%), chloramphenicol (15.6%), streptomycin (6.25%), enrofloxacin (12.5%),cephalexin (6.25%), cephalothin (6.25%) and amoxicillin-clavulanic acid (3.12%) was commonly seen in the Salmonella isolates. …”
Obtenir text complet

Some aspects of metabolism in Periplaneta americana per Whitehead, D

“…</p> <p>The effect of some substances (detergents, dopa, catechol, tyrosine, ascorbic acid) on the activity of the phenoloxidase towards protocatechuic acid (3 andmu;moles) is measured. The stimulation caused by ascorbic acid (0.15 andmu;moles) is related to the possible requirement of cuprous ions for enzyme activity.…”

Secondary Metabolites from Pepper (Piper Nigrum) and Tahitian Noni (Morinda Citrifolia) and Their Biological Activities per Wen, Yin Ping

“…From the roots of Piper nigrum, the alkaloids obtained are piperine, pellitorine and aristolactam AII. Besides that, the acid, 3,4-methylenedioxy benzoic acid was also present in the roots of this plant. …”
Obtenir text complet

Impact of sugar and acid adulteration on safety of honey produced by Apis mellifera Linnaeus and Heterotrigona itama cockerell bees per Fakhlaei, Rafieh

“…These results revealed six endogenous metabolites in both pure and adulterated honey treated group as follow: (1) Xanthotoxol, (2) S-Cysteinosuccinic acid, (3) 2,3-Diphosphoglyceric acid, (4) Cysteinyl-Tyrosine, (5) 16-Oxoandrostenediol, and (6) 3,5-Dicaffeoyl-4-succinoylquinic acid. …”
Obtenir text complet

Antioxidative Potential of Four Extracts of Haruan, Channa Striatus (Bloch) an Indigenous Malaysian Snakehead Fish per Che Ku Daud, Che Ku Dahlan

“…The highest percentage of fatty acids present in the extracts was palmitic acid; 3.53 – 26.84% of total lipid. The others major fatty acids were stearic acid, oleic acid and linoleic acid with values 3.25 – 15.90%, 1.40 – 27.68%, 0.51 – 7.82% of total lipid,respectively. …”
Obtenir text complet

Vase life enhancement of Mokara red orchid with Jatropha curcas L., Psidium guajava L and Andrographis paniculata (Burm.f) wall. ex Nees leaf extracts per Rahman, Md. Muklesur

“…Sucrose (2%) and citric acid (3%) were added to each vase solution. The experiments were conducted using a completely randomized design, with five replications. …”
Obtenir text complet

Characterization and identification of metabolites in three types of Malaysian stingless bee honeys and their roles in reducing heterocyclic amines in grilled beef per Shamsudin, Sharina

“…Meanwhile, LCMS identified five compounds: 3-hydroxy-4,4-dimethyloxolan-2-one; 2- (hydroxymethyl)-1-methylpiperidine-3,4,5-triol; 3-carboxy-2,3-dideoxy-pentaric acid; 3-phenyl-2-propenoic acid phenylmethyl ester and 1,3-bis(4-methoxyphenyl)-2- propen-1-one. …”
Obtenir text complet