Search Results - "Sarma, Akella V.S."

Synthesis of rebaudioside-A by enzymatic transglycosylation of stevioside present in the leaves of Stevia rebaudiana Bertoni by Adari, Bhaskar Rao, Alavala, Sateesh, George, Sara A., Meshram, Harshadas M., Tiwari, Ashok K., Sarma, Akella V.S.

“…•Enzyme mediated transglycosylation of stevioside to rebaudioside-A.•The glucosyl moiety transglycosylated stereospecifically to get 13-O-β-stevioside.•The…”
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CH4 Cracking over the Cu–Ni/Al-MCM-41 Catalyst for the Simultaneous Production of H2 and Highly Ordered Graphitic Carbon Nanofibers by Gutta, Naresh, Velisoju, Vijay Kumar, Tardio, James, Patel, Jim, Satyanarayana, Lanka, Sarma, Akella V. S, Akula, Venugopal

“…The Cu–Ni bimetallic catalysts dispersed on various silica supports were examined for catalytic cracking of CH4 to produce pure H2 with near-zero CO x…”
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Reduction of residual dipolar interaction in cartilage by spin-lock technique by Akella, Sarma V.S., Regatte, Ravinder R., Wheaton, Andrew J., Borthakur, Arijitt, Reddy, Ravinder

“…The influence of radiofrequency (RF) spin‐lock pulse on the laminar appearance of articular cartilage in MR images was investigated. Spin‐lock MRI experiments…”
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Proton spin-lock ratio imaging for quantitation of glycosaminoglycans in articular cartilage by Regatte, Ravinder Reddy, Akella, Sarma V.S., Borthakur, Arijitt, Reddy, Ravinder

“…Purpose To quantify glycosaminoglycans (GAG) in intact bovine patellar cartilage using the proton spin‐lock ratio imaging method. This approach exploits…”
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Depth-dependent proton magnetization transfer in articular cartilage by Regatte, Ravinder R., Akella, Sarma V.S., Reddy, Ravinder

“…Purpose To measure the proton magnetization transfer ratio (MTR) maps in control and collagen‐depleted bovine patellar cartilage specimens as a function of…”
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Effect of Si/Zr Ratio on the Catalytic Transformation of Glycerol to Solketal Over Sulfated Zr-MCM-41 Catalysts by Matkala, Balakrishna, Boggala, Sasikumar, Basavaraju, Srinivas, Akella, V.S. Sarma, Aytam, Hari Padmasri

“…Sulfated Zr-MCM-41 (SZM) was found to be a highly efficient and reusable mesoporous catalyst with 97% glycerol conversion and 99% solketal selectivity under…”
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Influence of sulphonation on Al-MCM-41 catalyst for effective bio-glycerol conversion to Solketal by Matkala, Balakrishna, Boggala, Sasikumar, Basavaraju, Srinivas, Sarma Akella, V.S., Aytam, Hari Padmasri

“…Al-MCM-41 and sulphate modified Al-MCM-41 catalysts with variable sulphate loadings (0.25-1SAM) were synthesized through sol-gel and impregnation techniques…”
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6‐Strand to Stable 10/12 Helix Conformational Switch by Incorporating Flexible β‐hGly in the Homooligomers of Camphor Derived β‐Amino Acid: NMR and X‐Ray Crystallographic Evidence by Sukumar, Genji, Rahul, Nayani, Kiranmai, Mainkar, Prathama S., Prashanth, Jupally, Sridhar, Balasubramanian, Sarma, Akella V. S., Bharatam, Jagadeesh, Chandrasekhar, Srivari

“…Rational design of unnatural amino acid building blocks capable of stabilizing predictable secondary structures similar to protein fragments is pivotal for…”
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Methane conversion to H2 and carbon nanofibers over supported Ni catalysts: A sustainable process through utilization of deactivated catalysts by Manda, Kalpana, Kandula, Manasa, Aytam, Padmasri Hari, Basak, Pratyay, Sarma, Akella V. S., Akula, Venugopal

“…The renewable resource such as rice husk has been utilized to synthesize Hβ zeolite as a support for Ni catalysts for the production of clean hydrogen and…”
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An innovative in situ method of creating hybrid dendrimer nano-assembly: An efficient next generation dendritic platform for drug delivery by Singh, Mayank Kumar, Kuncha, Madhusudana, Nayak, V. Lakshma, Sarma, Akella V.S., Kumar, M. Jerald Mahesh, Chauhan, Abhay Singh, Sistla, Ramakrishna

“…Dendrimers have proven to be effective for drug delivery and their biodisposition varies with change on their surface, generation and core. In an effort to…”
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Synthesis of new 1,2-dideoxy C-linked carbo-β-amino acids and α/β-peptides with 11/9-helix, helix-turn and helix-turn-helix structures by Adepu, Ramesh, Kanakaraju, Marumudi, Chandramouli, Nagula, Reddy, Purushotham P., Sharma, Gangavaram V.M., Sarma, Akella V.S., Kunwar, Ajit C.

“…The present study describes the synthesis of new C-linked carbo-β-amino acids [β-Caa(1,2-ddx)], with a 1,2-dideoxy D-xylo furanoside side chain (a tetrahydro…”
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Total Synthesis and Structural Revision of Greensporone F and Dechlorogreensporone F by Gaddam, Janardhan, Reddy, Aedula Vishnu V, Sarma, Akella V. S, Yadav, Jhillu S, Mohapatra, Debendra K

“…The first asymmetric total syntheses of the real isolation product (2S,5R,8R)-greensporone F and (2S,5R,8R)-dechlorogreensporone F, 14-membered resorcylic acid…”
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Design and synthesis of novel oxetane β3-amino acids and α, β-peptides by Sharma, Gangavaram V.M., Venkateshwarlu, Gajulapati, Katukuri, Sirisha, Ramakrishna, Kallaganti V.S., Sarma, Akella V.S.

“…The study describes synthesis of (S)- and (R)-oxetane-β3-amino acid (β3-Oaa) monomers from diacetone glucose (DAG). The oxetane ring is prepared by a…”
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Investigation of Anion−π Interactions Involving Thiophene Walls Incorporated Calix[4]pyrroles by Kumar, Chinthapalli Dinesh, Sirisha, Katukuri, Dhaked, Devendra Kumar, Lokesh, Pulipati, Sarma, Akella V. S, Bharatam, Prasad V, Kantevari, Srinivas, Sripadi, Prabhakar

“…Thiophene containing “two-wall” aryl extended calix[4]pyrroles were synthesized for the first time, through acid catalyzed condensation of 2-acetylthiophenes…”
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Solvent-Directed Switch of a Left-Handed 10/12-Helix into a Right-Handed 12/10-Helix in Mixed β‑Peptides by Thodupunuri, Prashanth, Katukuri, Sirisha, Ramakrishna, Kallaganti V. S, Sharma, Gangavaram V. M, Kunwar, Ajit C, Sarma, Akella V. S, Hofmann, Hans-Jörg

“…Present study describes the synthesis and conformational analysis of β-peptides from C-linked carbo-β-amino acids [β-Caa(l)] with a d-lyxo furanoside side…”
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Proteoglycan-induced changes in T1ρ-relaxation of articular cartilage at 4T by Akella, Sarma V.S., Reddy Regatte, Ravinder, Gougoutas, Alexander J., Borthakur, Arijitt, Shapiro, Erik M., Kneeland, J. Bruce, Leigh, John S., Reddy, Ravinder

“…Proteoglycan (PG) depletion‐induced changes in T1ρ (spin‐lattice relaxation in rotating frame) relaxation and dispersion in articular cartilage were studied at…”
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Epimeric Excolides from the Stems of Excoecaria agallocha and Structural Revision of Rhizophorin A by Annam, S. CH. V. Appa Rao, Ankireddy, Madhu, Sura, Madhu Babu, Ponnapalli, Mangala Gowri, Sarma, Akella V. S, S, Jeelani Basha

“…Excolides A–B (1–4) represent the first examples of a new class of secolabdanoids with an unprecedented framework, which were isolated from the stems of…”
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Multiple Ligand-Bound States of a Phosphohexomutase Revealed by Principal Component Analysis of NMR Peak Shifts by Xu, Jia, Sarma, Akella V. S., Wei, Yirui, Beamer, Lesa J., Van Doren, Steven R.

“…Enzymes sample multiple conformations during their catalytic cycles. Chemical shifts from Nuclear Magnetic Resonance (NMR) are hypersensitive to conformational…”
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Proteoglycan‐induced changes in T 1ρ ‐relaxation of articular cartilage at 4T by Akella, Sarma V.S., Reddy Regatte, Ravinder, Gougoutas, Alexander J., Borthakur, Arijitt, Shapiro, Erik M., Kneeland, J. Bruce, Leigh, John S., Reddy, Ravinder

“…Abstract Proteoglycan (PG) depletion‐induced changes in T 1ρ (spin‐lattice relaxation in rotating frame) relaxation and dispersion in articular cartilage were…”
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Design and Synthesis of Peptides with Hybrid Helix-Turn-Helix (HTH) Motif and Their Conformational Study by Sharma, Gangavaram V. M, Thodupunuri, Prashanth, Sirisha, Katukuri, Basha, Shaik Jeelani, Gurava Reddy, Pottireddygari, Sarma, Akella V. S

“…The present study is aimed at the design and synthesis of peptides with hybrid helix-turn-helix (HTH) motif and their conformational analysis (NMR, MD, and CD…”
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