Search Results - "Deb, Sanghamitra"

The ultrafast pathway of photon-induced electrocyclic ring-opening reactions: the case of 1,3-cyclohexadiene by Deb, Sanghamitra, Weber, Peter M

“…The photochemically induced electrocyclic ring-opening reaction of 1,3-cyclohexadiene to 1,3,5-hexatriene serves as a prototype for many important reactions in…”
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Kinetics of PTEN-mediated PI(3,4,5)P3 hydrolysis on solid supported membranes by Liu, Chun, Deb, Sanghamitra, Ferreira, Vinicius S, Xu, Eric, Baumgart, Tobias

“…Phosphatidylinositides play important roles in cellular signaling and migration. Phosphatidylinositol-3,4,5-trisphosphate (PI(3,4,5)P3) is an important…”
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Differential thermal stability and oxidative vulnerability of the hemoglobin variants, HbA2 and HbE by Chakrabarti, Abhijit, Bhattacharya, Dipankar, Deb, Sanghamitra, Chakraborty, Madhumita

“…Apart from few early biophysical studies, the relative thermal instability of HbE has been only shown by clinical investigations. We have compared in vitro…”
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Respiratory and systemic impacts following MWCNT inhalation in B6C3F1/N mice by Migliaccio, Christopher T, Hamilton, Jr, Raymond F, Shaw, Pamela K, Rhoderick, Joseph F, Deb, Sanghamitra, Bhargava, Rohit, Harkema, Jack R, Holian, Andrij

“…A very pure multi-walled carbon nanotube (MWCNT) that was shown to have very low toxicity in vitro, was evaluated for lung and systemic effects and…”
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Mapping Solvation Environments in Porous Metal–Organic Frameworks with Infrared Chemical Imaging by Ghosh, Ayanjeet, Mukherjee, Prabuddha, Deb, Sanghamitra, Bhargava, Rohit

“…We report here the first mesoscale characterization of solvent environments in the metal–organic framework (MOF) Cu3(BTC)2 using infrared imaging. Two…”
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Observation of Structural Wavepacket Motion: The Umbrella Mode in Rydberg-Excited N‑Methyl Morpholine by Zhang, Yao, Deb, Sanghamitra, Jónsson, Hannes, Weber, Peter M

“…We have observed time-resolved, structural dynamics of a coherent vibrational wavepacket in Rydberg-excited N-methyl morpholine, a molecule with 48 internal…”
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Structural Dynamics and Charge Transfer in Electronically Excited N,N′‑Dimethylpiperazine by Deb, Sanghamitra, Cheng, Xinxin, Weber, Peter M

“…Two identical ionization centers, one on each nitrogen atom, make N,N′-dimethylpiperazine an important model to explore how the transfer of a (partial) charge…”
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Label-Free Infrared Spectroscopic Imaging Reveals Heterogeneity of β‑Sheet Aggregates in Alzheimer’s Disease by Confer, Matthew P, Holcombe, Brooke M, Foes, Abigail G, Holmquist, John M, Walker, Savannah C, Deb, Sanghamitra, Ghosh, Ayanjeet

“…The aggregation of the amyloid beta (Aβ) protein into plaques is a pathological feature of Alzheimer’s disease (AD). While amyloid aggregates have been…”
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Kinetics of PTEN-mediated PI by Liu, Chun, Deb, Sanghamitra, Ferreira, Vinicius S, Xu, Eric, Baumgart, Tobias

“…Phosphatidylinositides play important roles in cellular signaling and migration. Phosphatidylinositol-3,4,5-trisphosphate (PI(3,4,5)P3) is an important…”
Get full text

Kinetics of PTEN-mediated PIP3 hydrolysis on solid supported membranes by Liu, Chun, Deb, Sanghamitra, Ferreira, Vinicius S, Xu, Eric, Baumgart, Tobias

“…Phosphatidylinositides play important roles in cellular signaling and migration. Phosphatidylinositol-3,4,5-trisphosphate (PI(3,4,5)P3) is an important…”
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Role of Surface Chemistry in Mediating the Uptake of Ultrasmall Iron Oxide Nanoparticles by Cancer Cells by Narkhede, Akshay A, Sherwood, Jennifer A, Antone, Angelo, Coogan, Kasie R, Bolding, Mark S, Deb, Sanghamitra, Bao, Yuping, Rao, Shreyas S

“…Ultrasmall iron oxide nanoparticles (USIONPs) (<4 nm) have recently attracted significant attention because of their potential as positive T 1 magnetic…”
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Ultrafast structural dynamics in Rydberg excited N,N,N′,N′-tetramethylethylenediamine: conformation dependent electron lone pair interaction and charge delocalization by Cheng, Xinxin, Zhang, Yao, Deb, Sanghamitra, Minitti, Michael P, Gao, Yan, Jonsson, Hannes, Weber, Peter M

“…Two nitrogen atoms and a flexible carbon skeleton make N , N , N ′, N ′-tetramethylethylenediamine (TMEDA) an important model system to study the interplay of…”
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Dual-wavelength pump-probe microscopy analysis of melanin composition by Thompson, Andrew, Robles, Francisco E., Wilson, Jesse W., Deb, Sanghamitra, Calderbank, Robert, Warren, Warren S.

“…Pump-probe microscopy is an emerging technique that provides detailed chemical information of absorbers with sub-micrometer spatial resolution. Recent work has…”
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Structural Dynamics in Floppy Systems: Ultrafast Conformeric Motions in Rydberg-Excited Triethylamine by Deb, Sanghamitra, Bayes, Brian A, Minitti, Michael P, Weber, Peter M

“…Rotations about its three carbon−nitrogen bonds give triethylamine a complex, 3-dimensional potential energy landscape of conformeric structures. Electronic…”
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Lung deposition patterns of MWCNT vary with degree of carboxylation by Holian, Andrij, Hamilton, Raymond F., Wu, Zhequion, Deb, Sanghamitra, Trout, Kevin L., Wang, Zhiqian, Bhargava, Rohit, Mitra, Somenath

“…Functionalization of multi-walled carbon nanotubes (MWCNT) is known to affect the biological response (e.g. toxicity, inflammation) in vitro and in vivo…”
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Pump-probe imaging of pigmented cutaneous melanoma primary lesions gives insight into metastatic potential by Robles, Francisco E, Deb, Sanghamitra, Wilson, Jesse W, Gainey, Christina S, Selim, M Angelica, Mosca, Paul J, Tyler, Douglas S, Fischer, Martin C, Warren, Warren S

“…Metastatic melanoma is associated with a poor prognosis, but no method reliably predicts which melanomas of a given stage will ultimately metastasize and which…”
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Label-Free Imaging of Female Genital Tract Melanocytic Lesions With Pump-Probe Microscopy: A Promising Diagnostic Tool by Robles, Francisco E, Deb, Sanghamitra, Fischer, Martin C, Warren, Warren S, Selim, Maria Angelica

“…Melanomas of the female genital tract present a unique clinical challenge. Not only are these lesions in an anatomically sensitive area, but also they tend to…”
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Ultrafast structural dynamics in Rydberg excited N,N,N′,N′-tetramethylethylenediamine: conformation dependent electron lone pair interaction and charge delocalizationElectronic supplementary information (ESI) available: The movie showing the Lorentzian fits of the overlapped 3s peaks at each time point; analysis of the binding energy spectrum; vibrational energy content of TMEDA in the 3p and 3s Rydberg states; structures of TMEDA and TMEDA+ conformers. See DOI: 10.1039/c4sc01646g by Cheng, Xinxin, Zhang, Yao, Deb, Sanghamitra, Minitti, Michael P, Gao, Yan, Jónsson, Hannes, Weber, Peter M

“…Two nitrogen atoms and a flexible carbon skeleton make N , N , N ′, N ′-tetramethylethylenediamine (TMEDA) an important model system to study the interplay of…”
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Comparison of pump-probe and hyperspectral imaging in unstained histology sections of pigmented lesions by Wilson, Jesse W, Robles, Francisco E, Deb, Sanghamitra, Warren, Warren S, Fischer, Martin C

“…Microscopic variations in melanin composition can be mapped through linear and nonlinear optical responses. Though instrumentation to measure linear…”
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Measuring Dark Matter Ellipticity of A901/902 Using Particle-based Lensing by Deb, Sanghamitra, Goldberg, David M, Heymans, Catherine, Morandi, Andrea

“…We present a non-parametric measure of the ellipticity and the alignment of the dark matter halos in the A901/902 supercluster. This supercluster is a system…”
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