Search Results - "Fattoum, A"

Effect of hydrolysis degree and mass molecular weight on the structure and properties of PVA films by Hdidar, M., Chouikhi, S., Fattoum, A., Arous, M.

“…In this work, we aim to analyze the variation of structural, thermal, and dielectric properties of polyvinyl alcohol (PVA) films by varying the molecular…”
Get full text

Preparation and Dielectric Investigation of Sulfonated PEEK Films for Fuel Cell Application by Sendi, A., Fattoum, A., Pedicini, R., Carbone, A.

“…Wide frequency range dielectric properties of proton conducting films of sulfonated polyetheretherketone have been investigated in the range of 0.1 Hz–1 MHz…”
Get full text

Dielectric study of polyaniline/poly (methylmethacrylate) composite films below the percolation threshold by Ben Othmen, Z., Fattoum, A., Arous, M.

“…We report results of dielectric relaxation studies of polyaniline/poly(methylmethacrylate) composites with polyaniline amount less than the percolation…”
Get full text

Flexibility of actin filaments derived from thermal fluctuations. Effect of bound nucleotide, phalloidin, and muscle regulatory proteins by Isambert, H, Venier, P, Maggs, A C, Fattoum, A, Kassab, R, Pantaloni, D, Carlier, M F

“…Single actin filaments undergoing brownian movement in two dimensions were observed at 20 degrees C in fluorescence optical video microscopy. The persistence…”
Get full text

Change in the shape and density of dendritic spines caused by overexpression of acidic calponin in cultured hippocampal neurons by Rami, Guillaume, Caillard, Olivier, Medina, Igor, Pellegrino, Christophe, Fattoum, Abdellatif, Ben-Ari, Yezekiel, Ferhat, Lotfi

“…Dendritic spines are morphing structures believed to provide a cellular substrate for synaptic plasticity. It has been suggested that the actin cytoskeleton is…”
Get full text

Influence of TiO2 rutile doping on the thermal and dielectric properties of nanocomposite films based PVA by Hdidar, M., Chouikhi, S., Fattoum, A., Arous, M., Kallel, A.

“…In this work, nanocomposite polymer films based polyvinyl alcohol with different weight ratios of nanoparticles TiO2 were prepared by the casting method…”
Get full text

Electrical Conductivity of Polypyrrole-Polymethylmethacrylate Composites Determined by Impedance Spectroscopy by Achour, M. E., Droussi, A., Zoulef, S., Gmati, F., Fattoum, A., Mohamed, A. Belhadj, Zangar, H.

“…Thermal properties of polypyrrole-polymethylmethacrylate (PPy-PMMA) composites are analyzed by differential scanning calorimetry (DSC). A decrease in the glass…”
Get full text

Mapping of the functional domains in the amino-terminal region of calponin by MEZGUELDI, M, FATTOUM, A, DERANCOURT, J, KASSAB, R

“…Three chymotryptic fragments accounting for almost the entire amino acid sequence of gizzard calponin (Takahashi, K., and Nadal-Ginard, B. (1991) J. Biol…”
Get full text

Characterization of the carboxyl-terminal 10-kDa cyanogen bromide fragment of caldesmon as an actin-calmodulin-binding region by BARTEGI, A, FATTOUM, A, DERANCOURT, J, KASSAB, R

“…A pair of 10-kDa peptides, designated CB-a and CB-b, was isolated by calmodulin-Sepharose chromatography from a total CNBr digest of turkey gizzard caldesmon…”
Get full text

Influence of TiO^sub 2^ rutile doping on the thermal and dielectric properties of nanocomposite films based PVA by Hdidar, M, Chouikhi, S, Fattoum, A, Arous, M, Kallel, A

“…In this work, nanocomposite polymer films based polyvinyl alcohol with different weight ratios of nanoparticles TiO2 were prepared by the casting method…”
Get full text

Dc and Ac conductivity of polyaniline/poly (methyl methacrylathe) blends below the percolation threshold by Fattoum, A., Ben Othman, Z., Arous, M.

“…In this work we present results of thermal spectral and conductivity studies on polyaniline/poly (methylmethacrylate) composite films with polyaniline Wt%…”
Get full text

Precise identification of the regulatory F-actin- and calmodulin-binding sequences in the 10-kDa carboxyl-terminal domain of caldesmon by Mezgueldi, M, Derancourt, J, Calas, B, Kassab, R, Fattoum, A

“…The precise location of the regulatory F-actin- and calmodulin-binding sites in the COOH-terminal sequence Trp659-Pro756 of gizzard caldesmon was investigated…”
Get full text

The Interface between Caldesmon Domain 4b and Subdomain 1 of Actin Studied by Nuclear Magnetic Resonance Spectroscopy by Gao, Yuan, Patchell, Valerie B, Huber, Pia A. J, Copeland, Oneal, El-Mezgueldi, Mohammed, Fattoum, A, Calas, Bernard, Thorsted, Peter B, Marston, Steven B, Levine, Barry A

“…The ability of caldesmon to inhibit actomyosin ATPase activity involves the interaction of three nonsequential segments of caldesmon domain 4 (amino acids…”
Get full text

Cross-linking of smooth muscle caldesmon to the NH2-terminal region of skeletal F-actin by BARTEGI, A, ABDELLATIF FATTOUM, KASSAB, R

“…The cross-linking of the F-actin-caldesmon complex with 1-ethyl-3-[3-(dimethylamino)propyl]carbodiimide in the presence of N-hydroxysuccinimide generated four…”
Get full text

Identification of Gelsolin, a Ca2+-Dependent Regulatory Protein of Actin Gel-Sol Transformation, and Its Intracellular Distribution in a Variety of Cells and Tissues by Yin, Helen L., Albrecht, Jeffrey H., Fattoum, Abdellatif

“…Antiserum prepared against gelsolin, a major Ca2+-dependent regulatory protein of actin gel-sol transformation in rabbit lung macrophages, was used to detect…”
Get full text

Muscle gelsolin: isolation from heart tissue and characterization as an integral myofibrillar protein by Rouayrenc, J.F., Fattoum, A., Gabrion, J., Audemard, E., Kassab, R.

“…A 92-kDa polypeptide present in rabbit and dog cardiac muscle was purified to homogeneity and some of its properties were investigated using biochemical and…”
Get full text

Identification and characterization of a new Leishmania major specific 3'nucleotidase/nuclease protein by Lakhal-Naouar, Inès, Ben Achour-Chenik, Yosser, Boublik, Yvan, Meddeb, Mounira, Aamouri, Ahlem, Fattoum, Abdellatif, Louzir, Hechmi, Chenik, Mehdi

“…We report the characterization of a new Leishmania major gene, lmaj3'nt/nu, encoding a 382 amino acids protein, Lmaj3'NT/NU, that belongs to the…”
Get full text

Calcium-induced conformational changes in the amino-terminal half of gelsolin by Roustan, Claude, Ferjani, Imen, Maciver, Sutherland K., Fattoum, Abdellatif, Rebière, Bertrand, Benyamin, Yves

“…Gelsolin is an actin-binding protein that is regulated by the occupancy of multiple calcium-binding sites. We have studied calcium induced conformational…”
Get full text

Gelsolin binds to polyphosphoinositide-free lipid vesicles and simultaneously to actin microfilaments by Méré, Jocelyn, Chahinian, Anne, Maciver, Sutherland K, Fattoum, Abdellatif, Bettache, Nadir, Benyamin, Yves, Roustan, Claude

“…Gelsolin is a calcium-, pH- and lipid-dependent actin filament severing/capping protein whose main function is to regulate the assembly state of the actin…”
Get full text

Increased levels of acidic calponin during dendritic spine plasticity after pilocarpine-induced seizures by Ferhat, Lotfi, Esclapez, Monique, Represa, Alfonso, Fattoum, Abdellatif, Shirao, Tomoaki, Ben-Ari, Yezekiel

“…We have previously shown that, in HEK 293 cells, overexpression of acidic calponin, an actin‐binding protein, induces remodeling of actin filaments, leading to…”
Get full text