• Biochemical and Biophysical Characterization of Ferrous Iron Transport Proteins FeoA and FeoB 

  Sestok, Alex E. (2022-01-01)

  Iron is indispensable to nearly all forms of life and is involved in diverse and essential chemical processes, such as aerobic cellular respiration, N2 fixation, gene regulation, and DNA biosynthesis. For infectious ...

• MOLECULAR IONIZATION DESORPTION ANALYSIS SOURCE FOR MASS SPECTROMETRY: FOOD AUTHENTICITY AND OTHER APPLICATIONS 

  Pitman, Ciara N (2022-01-01)

  Molecular Ionization Desorption Analysis Source (MIDAS) is a powerful tool for rapid food authenticity and adulteration detection. The goal of this research is to investigate the versatility of the MIDAS as an analytical ...

• SPATIAL AND FUNCTIONAL ANALYSIS OF MEMBRANELESS ORGANELLES IN GLUCOSE METABOLIC NETWORK USING LIGHT SHEET MICROSCOPY 

  Kennedy, Erin Laurel (2021-01-01)

  Metabolic enzymes can arrange into multi-enzyme complexes which regulate metabolic processes. In the glucose metabolism, this multi-enzyme complex has been termed the ‘glucosome’. Recently, glucosomes have been reported ...

• Corneal Dermatopontin Interacts with Keratan Sulfate Proteoglycans 

  Talabani, Sheelan; Nieduszynski, I.A.; Ellis, T.S.; Follwood, N.I.; Cooper, L.J.; Jackson, J.W.; Brown, G.M. (2022-08)

  Dermatopontin is an extracellular matrix protein with many functions, amongst which is the involvement in collagen fibrils’ organization. It has been isolated from bovine corneal stroma, alone and in a complex with keratan ...

• Nuclear Radiation Monitoring Using Plants 

  Islam, Mohammad; Janssen, Douglas; Romero-Talamas, Carlos; Kostov, Dan; Wang, Wanpeng; Liu, Zhongchi; Singh, Narsingh B.; Choa, Fow-Sen (ASME, 2018-09-10)

  Plants exhibit complex responses to change in environmental conditions such as radiant heat flux, water quality, airborne pollutants, and soil contents. We seek to utilize natural chemical and electrophysiological response ...

• The SARS-CoV-2 Programmed -1 Ribosomal Frameshifting Element Crystal Structure Solved to 2.09 Å Using Chaperone-Assisted RNA Crystallography 

  Roman, Christina; Lewicka, Anna; Koirala, Deepak; Li, Nan-Sheng; Piccirilli, Joseph A. (ACS, 2021-07-30)

  The programmed −1 ribosomal frameshifting element (PFSE) of SARS-CoV-2 is a well conserved structured RNA found in all coronaviruses’ genomes. By adopting a pseudoknot structure in the presence of the ribosome, the PFSE ...

• Economical Chemical Synthesis and characterization of multifunctional Bi36Fe2O57polycrystalline Ceramic catalyst 

  Verma, Manish Kumar; Kumar, Vinod; Patel, Upakar; Rai, Vishnu Shankar; Prajapati, Dinesh; De, Arup Kumar; Prajapati, Aditya Kumar; sahoo, Kedar; Das, Tapas; Singh, N.B.; Mandal, K. D. (2022-08-03)

  Polycrystalline Bi36Fe2O57 (BFO) ceramic was prepared by an economical chemical route. The X-ray powder diffraction analysis shows the formation of single-phase BFO ceramic. Nanosized formation of BFO ceramic particles was ...

• Giant and Controllable Photoplasticity and Photoelasticity in Compound Semiconductors 

  Dong, Jiahao; Li, Yifei; Zhou, Yuying; Schwartzman, Alan; Xu, Haowei; Azhar, Bilal; Bennett, Joseph; Li, Ju; Jaramillo, R. (APS, 2022-08-03)

  We show that the wide-band gap compound semiconductors ZnO, ZnS, and CdS feature large photoplastic and photoelastic effects that are mediated by point defects. We measure the mechanical properties of ceramics and single ...

• Conjugated-linker dependence of the photophysical properties and electronic structure of chlorin dyads 

  Kang, Hyun Suk; Satraitis, Andrius; Meares, Adam; Bhagavathy, Ganga Viswanathan; Diers, James R.; Niedzwiedzki, Dariusz M.; Kirmaier, Christine; Ptaszek, Marcin; Bocian, David F.; Holten, Dewey (World Scientific, 2021-04-20)

  The synthesis, photophysical properties and electronic structure of seven new chlorin dyads and associated benchmark monomers are described. Each dyad contains two identical chlorins linked at the macrocycle β-pyrrole ...

• Controlled etching and tapering of Au nanorods using cysteamine 

  Szychowski, Brian; Leng, Haixu; Pelton, Matthew; Daniel, Marie-Christine (Royal Society of Chemistry, 2018-08-31)

  While gold nanorods (AuNRs) have found many applications due to their unique optical properties, a few challenges persist in their synthesis. Namely, it is often difficult to reproducibly synthesize AuNRs with specific and ...

• Weakly conjugated bacteriochlorin-bacteriochlorin dyad: Synthesis and photophysical properties 

  Yu, Zhanqian; Uthe, Brian; Gelfand, Rachel; Pelton, Matthew; Ptaszek, Marcin (World Scientific, 2021-06-01)

  Dyads containing two near-infrared absorbing and emitting bacteriochlorins with distinct spectral properties have been prepared and characterized by absorption, emission, and transient-absorption spectroscopies. The dyads ...

• Thermally Induced Optical Reflection of Sound (THORS) in Ambient Air: Characterization and Temporal Dynamics 

  Kazal, Daniel S.; Reardon, Alex J.; Cullum, Brian (Sage, 2022-07-05)

  Thermally induced optical reflection of sound (THORS) provides a means to manipulate sound waves without the need for traditional acoustically engineered structures. By photothermally exciting a medium, with infrared light, ...

• Solvent-dependent energy and charge transfer dynamics in hydroporphyrin-BODIPY arrays 

  Uthe, Brian; Meares, Adam; Ptaszek, Marcin; Pelton, Matthew (AIP, 2020-08-17)

  Arrays of hydroporphyrins with boron complexes of dipyrromethene (BODIPY) are a promising platform for biomedical imaging or solar energy conversion, but their photophysical properties have been relatively unexplored. In ...

• Comparison of the Old and New - Novel Mechanisms of Action for Anti-coronavirus Nucleoside Analogues 

  Thames, Joy E.; Seley-Radtke, Katherine (Swiss Chemical Society, 2022-05-25)

  Over the past two and a half years the world has seen a desperate scramble to find a treatment for SARS-CoV-2 and COVID. In that regard, nucleosides have long served as the cornerstone to antiviral treatments due to their ...

• Current advances in molecular, biochemical, and computational modeling analysis of microalgal triacylglycerol biosynthesis 

  Lenka, Sangram; Carbonaro, Nicole; Park, Rudolph; Miller, Stephen M.; Thorpe, Ian; Li, Yantao (Elsevier, 2016-07-14)

  Triacylglycerols (TAGs) are highly reduced energy storage molecules ideal for biodiesel production. Microalgal TAG biosynthesis has been studied extensively in recent years, both at the molecular level and systems level ...

• Poly(oxanorbornene)-Coated CdTe Quantum Dots as Antibacterial Agents 

  Williams, Denise N.; Saar, Julia S.; Bleicher, Vera; Rau, Sibylle; Lienkamp, Karen; Rosenzweig, Zeev (ACS, 2020-01-01)

  In this study, synthetic mimics of antimicrobial peptides based on poly(oxanorbornene) molecules (or PONs) were used to coat CdTe quantum dots (QDs). These PONs-CdTe QDs were investigated for their activity against Escherichia ...

• Surface Curvature and Aminated Side-Chain Partitioning Affect Structure of Poly(oxonorbornenes) Attached to Planar Surfaces and Nanoparticles of Gold 

  Rahnamoun, Ali; Deline, Alyssa; Zienkiewicz, Joanna; Bei, Ronghua; Zheng, Zheng; Rosenzweig, Zeev; Fairbrother, Howard; Hernandez, Rigoberto (ACS, 2020-08-05)

  Cationic amphiphilic polymers are often used to coat nanoparticles as they increase chemical stability in solution and exhibit membrane disruption activities. Among these, poly(oxonorbornenes) (PONs) are tunable membrane ...

• Redesign of hydrophobic quantum dots mitigates ligand-dependent toxicity in the nematode C. elegans 

  Niemuth, Nicholas J.; Williams, Denise N.; Mensch, Arielle C.; Cui, Yi; Orr, Galya; Rosenzweig, Ze’ev; Klaper, Rebecca D. (Elsevier, 2021-04)

  Surface properties of engineered nanomaterials (ENMs) have been shown to influence their interaction with biological systems. However, studies to date have largely focused on hydrophilic materials, likely due to biocompatibility ...

• Hydroporphyrin-Doped Near-Infrared-Emitting Polymer Dots for Cellular Fluorescence Imaging 

  Riahin, Connor; Meares, Adam; Esemoto, Nopondo Ndoh; Ptaszek, Marcin; LaScola, Michael; Pandala, Narendra; Lavik, Erin; Yang, Mengran; Stacey, Gary; Hu, Dehong; Traeger, Jeremiah C.; Orr, Galya; Rosenzweig, Zeev (ACS, 2022-04-22)

  Near-infrared (NIR) fluorescent semiconductor polymer dots (Pdots) have shown great potential for fluorescence imaging due to their exceptional chemical and photophysical properties. This paper describes the synthesis of ...

• Integrating Python into Physical Chemistry Lab 

  van Staveren, Marie (2022-03-07)

  This paper shows a method for integrating computer programming into a standard physical chemistry laboratory sequence to augment student analysis abilities and allow them to carry programming skills forward to other courses. ...

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