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1.
Chemosphere ; 271: 129426, 2021 May.
Artigo em Inglês | MEDLINE | ID: mdl-33482524

RESUMO

Biochar, created from Prosopis Juliflora (B-PJ) through an ionic polymerization route, was utilized as a sorbent to remediate turquoise blue (TB). The biochar was described utilizing Fourier change infrared spectroscopy. The effects of operating factors such as flow rate, bed depth, concentration, and solution pH were investigated in column mode. Thomas, Yoon-Nelson, and Adams-Bohart models were applied to examine the experimental column data and the correlation between operating factors. The greatest adsorption limit of the BPJ was discovered utilizing 200 mg/L of the adsorbate, B-PJ portion 3 g, at a contact time of 150 min and pH of 6. The adsorption energy and harmony isotherms were all around spoken to by the pseudo-second-request model and the Langmuir model, separately. The most extreme adsorption limit acquired from the Langmuir isotherm model was 0.005173 mg/g. The test energy information dissected utilizing various models featured that the pseudo-second request motor model created a prevalent depiction of the trial information. The adsorption energy followed a pseudo-second-request active model with high connection coefficients (R2 ˃0.98). These outcomes showed that alginate immobilized biochar is earth well-disposed locally accessible, powerful and practical adsorbent for the expulsion of TB color from modern wastewaters.


Assuntos
Prosopis , Poluentes Químicos da Água , Purificação da Água , Adsorção , Carvão Vegetal , Concentração de Íons de Hidrogênio , Cinética , Compostos Orgânicos , Poluentes Químicos da Água/análise
2.
Plants (Basel) ; 9(11)2020 Nov 12.
Artigo em Inglês | MEDLINE | ID: mdl-33198339

RESUMO

Whitefly (Bemisia tabaci)-transmitted Geminiviruses cause serious diseases of crop plants in tropical and sub-tropical regions. Plants, animals, and their microbial symbionts have evolved complex ways to interact with each other that impact their life cycles. Blocking virus transmission by altering the biology of vector species, such as the whitefly, can be a potential approach to manage these devastating diseases. Virus transmission by insect vectors to plant hosts often involves bacterial endosymbionts. Molecular chaperonins of bacterial endosymbionts bind with virus particles and have a key role in the transmission of Geminiviruses. Hence, devising new approaches to obstruct virus transmission by manipulating bacterial endosymbionts before infection opens new avenues for viral disease control. The exploitation of bacterial endosymbiont within the insect vector would disrupt interactions among viruses, insects, and their bacterial endosymbionts. The study of this cooperating web could potentially decrease virus transmission and possibly represent an effective solution to control viral diseases in crop plants.

3.
Saudi J Biol Sci ; 27(9): 2444-2451, 2020 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-32884428

RESUMO

Amygdalin a naturally occurring compound, predominantly in the bitter kernels of apricot, almond, apple and other members of Rosaceae family. Though, amygdalin is used as an alternative therapy to treat various types of cancer but its role in cancer pathways has rarely been explored yet. Therefore, present study was intended with the aim to investigate the alleged anti-cancerous effects of amygdalin specifically on PI3K-AKT-mTOR and Ras pathways of cancer in human body. Computational modelling and simulation techniques were used to assess the effect of amygdalin on PI3K-AKT-mTOR and Ras pathways using different level of dosage. It was observed that amygdalin had direct and substantial contribution to regulate PI3K-mTOR activities on threshold levels while the other caner pathways were effected indirectly. Consequently, amygdalin is a down-regulator of a cancer within a specified amount and contribute considerably to reduce various types of cancer in human. Furthermore, in-vitro and in-vivo analyses of amygdalin could be of helpful to authenticate its pharmacological effects.

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