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Wyszukujesz frazę "Ahmad, M." wg kryterium: Autor


Wyświetlanie 1-4 z 4
Tytuł:
Phenolic, carotenoid, ascorbic acid contents and their antioxidant activities in bell pepper
Autorzy:
Akhtar, M.
Ahmad, A.
Masud, T.
Wattoo, F.H.
Powiązania:
https://bibliotekanauki.pl/articles/12661132.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Przyrodniczy w Lublinie. Wydawnictwo Uniwersytetu Przyrodniczego w Lublinie
Tematy:
plant cultivation
sweet pepper
chemical composition
phenolic acid
carotenoid content
ascorbic acid content
antioxidant activity
Opis:
Essential nutritional components are quantified in the study in addition to major antioxidants, carotenoids, phenols and flavonoids. Their antioxidant activities were also analyzed using DPPH, ABTS and hydrogen peroxide radical scavenging activities and by determining their iron reducing power. Results indicated that the highest quantity of nutritional and antioxidant components was obtained in red variety (4.63 mg/g ascorbic acid, 10.32 mg/g total carotenoid content, 61.50 mg/g total flavonoid content, 310.27 mg/g total phenolic content) followed by orange, yellow and green varieties. Similar trend was observed while analyzing their antioxidant activities by different methods. In studying correlation between components and antioxidant activity, a strong correlation was obtained for ABTS radical scavenging activity with total phenolic content (R2 = 0.722) and total carotenoid contents (R2 = 0.709), while moderate correlation was observed for ABTS radical scavenging activity with total flavonoid contents (R2 = 0.517) and ascorbic acid (R2 = 0.673).
Źródło:
Acta Scientiarum Polonorum. Hortorum Cultus; 2019, 18, 1; 13-21
1644-0692
Pojawia się w:
Acta Scientiarum Polonorum. Hortorum Cultus
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Phosphate-induced changes in fatty acid biosynthesis in Chlorella sp. KS-MA2 strain
Autorzy:
Ahmad, A.
Osman, S.M.
Cha, T.S.
Loh, S.H.
Powiązania:
https://bibliotekanauki.pl/articles/80623.pdf
Data publikacji:
2016
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2016, 97, 4
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Foliar application of nutrient for augmentation of rhizospheric heavy metal stress – growth and productivity of canola (Brassica napus L.) measured with indices
Autorzy:
Ahmad, A.
Saima, S.
Parveen, M.
Ali, E.
Arif, M.
Yasin, G.
Akmal, F.
Powiązania:
https://bibliotekanauki.pl/articles/54103073.pdf
Data publikacji:
2023
Wydawca:
Uniwersytet Warmińsko-Mazurski w Olsztynie / Polskie Towarzystwo Magnezologiczne im. Prof. Juliana Aleksandrowicza
Opis:
The experiment was conducted on three cultivars of canola (Brassica napus L.): Exceed, Cyclone and Legend, with the objective of investigating the alleviation of the rhizospheric lead toxicity by exogenous potassium. Seeds were germinated in pots and when plants were twenty-day-old, lead @15.0 and 30.0 mg kg-1 soil was added to pots. Plants were foliar sprayed twice with KCl solution. Plants were arranged in a completely randomized design. Various growth and production parameters were evaluated at physiological maturity. The fresh and dry weight of stems increased by 17.6% and 25.6%, correspondingly, when the plants were treated with KCl as compared to the control, but decreased by 20.4%, and 13.9%, respectively, in plants treated with 15.0 mg kg-1 of lead. These reductions in weight were higher under 30.0 mg kg-1 of lead applications. Roots (fresh and dry weight) of plants under the dual combination of lead and potassium decreased but this reduction was lower than in plants treated with lead only, which confirmed that potassium alleviated the toxic effect of the lead metal. The seeds (number and total yield) also decreased due to lead toxicity. The seeds (number and total yield) of plants under the dual combination of lead and potassium decreased, but this reduction was lower than in plants treated with lead only, which proved that potassium alleviated the toxic effect of lead.
Źródło:
Journal of Elementology; 2023, 28, 1; 145-159
1644-2296
Pojawia się w:
Journal of Elementology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Stimuli responsive polymeric nanoparticles in regulated drug delivery for cancer
Autorzy:
Yadav, D.
Suri, S.
Chaudhary, A.A.
-, Hemant
Beg, M. N.
Asif, M.
Ahmad, A.
Powiązania:
https://bibliotekanauki.pl/articles/949497.pdf
Data publikacji:
2012
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
regulowane podawane leków
regulowanie temperatury
regulowanie pH
micele polimerowe
rak
regulated drug delivery
temperature and pH sensitive nanoparticles
polymeric Micelles
cancer
Opis:
Stimuli-responsive drug delivery system is a concept in which a drug is delivered at a suitable rate in response to stimuli. States of diseases may cause an alteration in some parameters of the body (e.g. in tumors) and the onset and offset of the drug delivery can be done by using this as a stimuli or a "trigger". Stimuli-responsive ("intellectual" or "sharp") resources and molecules show abrupt property changes in response to miniature changes in external stimuli such as pH, temperature etc. For regulated drug delivery, environmental stimuli such as pH and temperature, which undertake phase transition in polymer system, have been investigated. Thermally-responsive polymers can be tuned to a preferred temperature variety by copolymerization with a hydrophilic co-monomer or a hydrophobic co-monomer. Hydrophilic co-monomers increase the LCST while hydrophobic co-monomers decrease the LCST. The stimuli responsive polymer for regulated drug delivery can contain a polymer and copolymers having equilibrium of hydrophilic and hydrophobic groups. A number of these polymers have been investigated extensively and some success in drug delivery with them has been achieved, such as polymers and copolymers of N-isopropylacrylamide, PLGA, and PLA, HEMA etc. Thus this review is designed for stimuli pH and temperature responsive polymeric nanoparticles, which would be helpful to treat various cronic diseases such as cancer and others, for scientists in the field of the regulated drug delivery system.
Źródło:
Polish Journal of Chemical Technology; 2012, 14, 1; 57-64
1509-8117
1899-4741
Pojawia się w:
Polish Journal of Chemical Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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