Search Results - "Ameer, Fathima S."

Reactive oxygen species generation by copper(II) oxide nanoparticles determined by DNA damage assays and EPR spectroscopy by Angelé-Martínez, Carlos, Nguyen, Khanh Van T., Ameer, Fathima S., Anker, Jeffrey N., Brumaghim, Julia L.

“…Copper(II) oxide nanoparticles ( NP CuO) have many industrial applications, but are highly cytotoxic because they generate reactive oxygen species (ROS). It is…”
Get full text

Removal of Molecular Adsorbates on Gold Nanoparticles Using Sodium Borohydride in Water by Ansar, Siyam M, Ameer, Fathima S, Hu, Wenfang, Zou, Shengli, Pittman, Charles U, Zhang, Dongmao

“…The mechanism of sodium borohydride removal of organothiols from gold nanoparticles (AuNPs) was studied using an experimental investigation and computational…”
Get full text

Alternative Splicing Increases Sirtuin Gene Family Diversity and Modulates Their Subcellular Localization and Function by Zhang, Xiaomin, Ameer, Fathima S, Azhar, Gohar, Wei, Jeanne Y

“…Alternative splicing generates multiple distinct isoforms that increase transcriptome and proteome diversity. There are seven sirtuin genes in humans, each…”
Get full text

Quantification of Resonance Raman Enhancement Factors for Rhodamine 6G (R6G) in Water and on Gold and Silver Nanoparticles: Implications for Single-Molecule R6G SERS by Ameer, Fathima S, Pittman, Charles U, Zhang, Dongmao

“…The resonance Raman (RR) enhancement factors of Rhodamine 6G (R6G) in water and on gold and silver nanoparticles (AuNPs and AgNPs) were determined using a…”
Get full text

Rho/SRF Inhibitor Modulates Mitochondrial Functions by Patyal, Pankaj, Nguyen, Bachkhoa, Zhang, Xiaomin, Azhar, Gohar, Ameer, Fathima S., Verma, Ambika, Crane, Jasmine, KC, Grishma, Che, Yingni, Wei, Jeanne Y.

“…CCG-1423 is a Rho A pathway inhibitor that has been reported to inhibit Rho/SRF-mediated transcriptional regulation. Serum response factor and its cofactors,…”
Get full text

The Role of Sirtuin-1 Isoforms in Regulating Mitochondrial Function by Patyal, Pankaj, Ameer, Fathima S, Verma, Ambika, Zhang, Xiaomin, Azhar, Gohar, Shrivastava, Jyotsna, Sharma, Shakshi, Zhang, Rachel, Wei, Jeanne Y

“…The sirtuin-1 (SIRT1) gene contains multiple exons that usually undergo alternative splicing. The exclusion of one or more exons causes domain loss in the…”
Get full text

Desulfurization of Mercaptobenzimidazole and Thioguanine on Gold Nanoparticles Using Sodium Borohydride in Water at Room Temperature by Ansar, Siyam M, Perera, Ganganath S, Ameer, Fathima S, Zou, Shengli, Pittman, Charles U, Zhang, Dongmao

“…Organosulfur compounds are known to poison metallic nanoparticle catalysts. Herein NaBH4 is shown to desorb and desulfurize 2-mercaptobenzimidazole (2-MBI) and…”
Get full text

Robust and Reproducible Quantification of SERS Enhancement Factors Using a Combination of Time-Resolved Raman Spectroscopy and Solvent Internal Reference Method by Ameer, Fathima S, Hu, Wenfang, Ansar, Siyam M, Siriwardana, Kumudu, Collier, Willard E, Zou, Shengli, Zhang, Dongmao

“…Recent research has demonstrated that the nanoparticle (NP) surface enhanced Raman spectroscopy (SERS) substrate modifies an analyte’s Raman signal through two…”
Get full text

Impressively printing patterns of gold and silver nanoparticles by Ameer, Fathima S., Ranasinghe, Meenakshi, Varahagiri, Shilpa, Benza, Donald W., Hu, Longyu, Willett, Daniel R., Wen, Yimei, Bhattacharya, Sriparna, Chumanov, George, Rao, Apparao M., Anker, Jeffrey N.

“…The optical and chemical properties of gold and silver nanoparticles make them useful for many applications, including surface enhanced spectroscopy‐based…”
Get full text

Tuning Localized Surface Plasmon Resonance Wavelengths of Silver Nanoparticles by Mechanical Deformation by Ameer, Fathima S, Varahagiri, Shilpa, Benza, Donald W, Willett, Daniel R, Wen, Yimei, Wang, Fenglin, Chumanov, George, Anker, Jeffrey N

“…We describe a simple technique to alter the shape of silver nanoparticles (AgNPs) by rolling a glass tube over them to mechanically compress them. The…”
Get full text

Polyphenol effects on CuO-nanoparticle-mediated DNA damage, reactive oxygen species generation, and fibroblast cell death by Angelé-Martínez, Carlos, Ameer, Fathima S., Raval, Yash S., Huang, Guohui, Tzeng, Tzuen-Rong J., Anker, Jeffrey N., Brumaghim, Julia L.

“…The ability of ten polyphenolic antioxidants to prevent CuO nanoparticle (NPCuO) and H2O2-mediated DNA damage and cytotoxicity was investigated. Five of the…”
Get full text

Wavelength-Dependent Correlations between Ultraviolet–Visible Intensities and Surface Enhanced Raman Spectroscopic Enhancement Factors of Aggregated Gold and Silver Nanoparticles by Ameer, Fathima S, Zhou, Yadong, Zou, Shengli, Zhang, Dongmao

“…The wavelength-dependent correlations between UV–vis intensities and surface enhanced Raman spectroscopic (SERS) enhancement factors (EFs) of aggregated gold…”
Get full text

Undergraduate Laboratory Experiment Modules for Probing Gold Nanoparticle Interfacial Phenomena by Karunanayake, Akila G, Gunatilake, Sameera R, Ameer, Fathima S, Gadogbe, Manuel, Smith, Laura, Mlsna, Deb, Zhang, Dongmao

“…Three gold-nanoparticle (AuNP) undergraduate experiment modules that are focused on nanoparticles interfacial phenomena have been developed. Modules 1 and 2…”
Get full text

Inner Filter Effect on Surface Enhanced Raman Spectroscopic Measurement by Ameer, Fathima S, Ansar, Siyam M, Hu, Wenfang, Zou, Shengli, Zhang, Dongmao

“…Presented herein is a combined experimental and computational study of the gold nanoparticle (AuNP) inner filter effect on surface enhanced Raman spectroscopic…”
Get full text