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Browsing 2015 by Issue Date

Now showing items 1-20 of 182

Factors controlling the structure of syndiotactic polystyrene upon the guest exchange and guest extraction processes

Shaiju, P; Bhoje Gowd, E (Elsevier, 2015)

The role of host preparation method on the structural phase transition of syndiotactic polystyrene (sPS)after the guest exchange process has been thoroughly investigated in our previous study using a series of n-alkanes ...
Hydrothermal synthesis of highly crystalline nanotubes/nanoplates of pure and silver-doped anatase-titania using acid-catalyst-modified sol–gel precursors

Manu Jose; Mahitha, K; Remya, K; Shukla, S (Springer, 2015)

Highly crystalline nanotubes/nanoplates of pure and Ag-doped anatase-titania (TiO2) having high aspect-ratio have been synthesized, without the involvement of thermal treatment, via the hydrothermal method using the ...
Induced oxygen vacancies and their effect on the structural and electrical properties of a fluorite-type CaZrO3–Gd2Zr2O7 system

Vaisakhan Thampi; Prabhakar Rao, P; Radhakrishnan, A N (Royal Society of Chemistry, 2015)

Solid oxide materials were prepared via a solid state reaction route with a stoichiometry composition: x% of CaZrO3 and (100 - x)% of Gd2Zr2O7 (x = 10, 20, 33.3, 40). Powder X-ray diffraction under ambient and high-temperature ...
Cerium nanoparticles synthesized using aqueous extract of Centella asiatica: Characterization, determination of free radical scavenging activity and evaluation of efficacy against cardiomyoblast hypertrophy

Vandana, S; Salin Raj, P; Athira, R; Soumya, R S; Raghu, K G (Royal Society of Chemistry, 2015)

Cerium nanoparticles (CeNPs) are used in biomedical applications due to their autocatalytic properties. Even though their use in the management of neurodegenerative diseases, diabetes, etc. has been reported, their role ...
Biochemical and structural analysis of a site directed mutant of manganese dependent aminopeptidase P from Streptomyces lavendulae

Arya Nandan; Nampoothiri, K M (Plovdiv University Press, 2015)

Aminopeptidase P (APP) removes N-terminal amino acids from peptides and proteins when the penultimate residue is proline. To understand the structure-function relationships of aminopeptidase P of Streptomyces lavendulae, ...
Metal- and ligand-assisted CO2 insertion into Ru-C, Ru-N, and Ru-O bonds of Ruthenium(II) phosphine complexes: A density functional theory study

Prabha Vadivelu; Suresh, C H (American Chemical Society, 2015)

The CO2 insertion reactions of [L4Ru(eta(2)-CH2C6H4)] (1), [L4Ru(eta(2)-OC6H3Me)] (2), and [L4Ru(eta(2)-NHC6H4)] (3), where L = PH3 and PMe3, are modeled using density functional theory methods. In 1 and 2, the metal-assisted ...
Phloretin ameliorates arsenic trioxide induced mitochondrial dysfunction in H9c2 cardiomyoblasts mediated via alterations in membrane permeability and ETC complexes

Vineetha, V P; Soumya, R S; Raghu, K G (Elsevier, 2015)

Arsenic trioxide (ATO), though a very effective drug for the treatment of acute promyelocytic leukemia, leads to cardiotoxicity. As mitochondria are the center of attention of cardiac cell's general metabolic status, it ...
Novel lysosome targeted molecular transporter built on a guanidinium-poly-(propylene imine) hybrid dendron for efficient delivery of doxorubicin into cancer cells

Jyothi B Nair; Mohapatra, S; Ghosh, S; Maiti, K K (Royal Society of Chemistry, 2015)

An efficient synthetic approach has been adopted to construct a new dendron-based octa-guanidine appended molecular transporter with a lysosomal targeted peptide-doxorubicin conjugate. The transporter alone (G8-PPI-FL) is ...
Solid-state Fermentation for the production of Poly(hydroxyalkanoates)

Sindhu, R; Pandey, A; Binod, P (Chem Bio Chem, 2015)

Poly(hydroxyalkanoates) (PHAs) can be synthesized by adopting different microbial fermentation strategies, of which submerged fermentation has been exploited largely. In the past few years, solid-state fermentation (SSF) ...
Pd-catalyzed C-N coupling of vinylbromides and sulfonimidamides: A facile synthesis of N-vinylsulfonimidamides

Nandi, G C; Kota, S R; Wakchaure, P B; Chinthakindi, P K; Govender, T; Kruger, H G; Naicker, T; Arvidsson, P I (Royal Society of Chemistry, 2015)

N0-Vinyl sulfonimidamides have been synthesized through a Pd-catalyzed C–N cross coupling between the N0-(imine nitrogen) of N0-deprotected sulfonimidamides and vinyl bromides. The hitherto unreported products were obtained ...
Fructose induces mitochondrial dysfunction and triggers apoptosis in skeletal muscle cells by provoking oxidative stress

Natasha, J; Maurya, C K; Deepti, A; Deepa, R A; Prathapan, A; Raj, P S; Raghu, K G; Shasi, V K; Akhilesh Kumar, T (Springer, 2015)

Mitochondrial dysfunction in skeletal muscle has been implicated in the development of insulin resistance, a major characteristic of type 2 diabetes. There is evidence that oxidative stress results from the increased ...
p/n-Polarity of thiophene oligomers in photovoltaic cells: role of molecular vs. supramolecular properties

Ghosh, T; Anesh Gopal; Saeki, A; Seki, S; Vijayakumar C Nair (Royal Society of Chemistry, 2015)

Molecular and supramolecular properties play key roles in the optoelectronic properties and photovoltaic performances of organic materials. In the present work, we show how small changes in the molecular structure affect ...
Simultaneous binding of a cyclophane and classical intercalators to DNA: observation of FRET-mediated white light emission

Sanju, K S; Shameel, T; Prakash P N; Joshy Joseph; Ramaiah, D (Royal Society of Chemistry, 2015)

DNA-assisted Forster resonance energy transfer (FRET) between an anthracene-based cyclophane (CP) and mono-and bis-intercalators such as propidium iodide ( PI) and ethidium homodimer-1 (EHD), respectively, has been studied ...
Organic donor-acceptor assemblies form coaxial p-n heterojunctions with high photoconductivity

Prasanthkumar, S; Ghosh, S; Vijayakumar C Nair; Saeki, A; Seki, S; Ajayaghosh, A (Wiley, 2015)

The formation of coaxial p-n heterojunctions by mesoscale alignment of self-sorted donor and acceptor molecules, important to achieve high photocurrent generation in organic semiconductor-based assemblies, remains a ...
Dynamic blockage in an exclusion process

Mamata Sahoo; Dong, J; Klumpp, S (IOP Publishing, 2015)

We study an asymmetric exclusion model with one dynamic roadblock particle. The roadblock particle is allowed to move diffusively as well as by longrange jumps mimicking an unbinding/rebinding process. Using Monte Carlo ...
Embelin (2,5-Dihydroxy-3-undecyl-p-benzoquinone) for photodynamic therapy: Study of their cytotoxicity in cancer cells

Beena Joy; Kumar, S N; Radhika, A R; Annie Abraham (Springer, 2015)

Photodynamic therapy (PDT) involves the use of photochemical reactions mediated through the interaction of photosensitizing agent for the treatment of malignant tumor. The present study was carried out to evaluate the ...
Production, optimization, and partial purification of lipase from Pseudomonas sp. strain BUP6, a novel rumen bacterium characterized from Malabari goat

Priji, P; Unni, K N; Sajith, S; Binod, P; Benjamin, S (Wiley, 2015)

This study introduces a novel bacteriumPseudomonas sp. strain BUP6isolated from the rumen of the Malabari goat with efficiency for producing lipase. It showed significant production of lipase when grown in a newly designed ...
The role of Yttrium doping on the structural and superconducting properties of Sm1111 and its comparison with other (RE, Y)1111 (RE La, Ce, and Nd) Iron Oxypnictides

Aswathy, P M; Anooja, J B; Neson Varghese; Syamaprasad, U (Springer/ Plenum Publishers, 2015)

The role of yttrium doping on the structural and superconducting properties of SmFeAsOF (Sm1111) is studied in detail and is compared with other yttrium-doped RE1111 (RE-rare earth) iron oxypnictide superconductors on the ...
Replacement P212H altered the pH-temperature profile of Phytase from Aspergillus niger NII 08121

Ushasree, M V; Vidya, J; Pandey, A (Springer, 2015)

Microbial phytase, a widely used animal feed enzyme, needs to be active and stable in the acidic milieu for better performance in the monogastric gut. Aspergillus niger phytases exhibit an activity dip in the pH range from ...
Mycobacterium tuberculosis cell division protein, FtsE, is an ATPase in dimeric form

Mir, M A; Muthu Arumugam; Mondal, S; Rajeswari, H S; Ramakumar, S; Ajitkumar, P (Springer, 2015)

FtsE is one of the earliest cell division proteins that assembles along with FtsX at the mid-cell site during cell division in Escherichia coli. Both these proteins are highly conserved across diverse bacterial genera and ...

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