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Biophysical characterization of the structure and flexibility of the E. Coli ribosome
(University of Missouri--Columbia, 2019)
At the discovery of ribosomes by George Palade in 1955 in the first image of the subcellular environment, he described them as "a particulate component of small dimensions (100 to 150 [alpha]) and high density". Subsequently, ...
Roles of clathrin-coated vesicle networks in plant immunity and development
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] For a plant cell, the plasma membrane (PM) is not only the interface with its environment but also a signaling platform. Proteins localized to the PM ...
RNA aptamers and HIV reverse transcriptase : molecular basis of their interactions and the evaluation of aptamer resistance
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Human Immunodeficiency virus (HIV) is a pandemic Lentivirus that causes acquired immune deficiency syndrome (AIDS) in infected individuals. One of the ...
Membrane interactions with membrane type 1 matrix metalloproteinase
(University of Missouri--Columbia, 2018)
Membrane type 1 matrix metalloproteinase (MT1-MMP) is essential to a myriad of extracellular activities including tumor cell migration and angiogenesis. At the cell surface, MT1-MMP is a major factor in the proteolysis of ...
Characterization of the effects of 3,3'-diindolylmethane (DIM) in the TRAMP mouse prostate cancer model and DIM's interaction with estrogen receptor signaling
(University of Missouri--Columbia, 2018)
3,3'- diindolylmethane (DIM) is an acid -derived compound formed during the digestion of indole-3-carbinol (I3C), which is one of the main compounds in cruciferous vegetables, such as broccoli, cabbage and kale. Studies ...
A novel role for the ATP7A copper transporter in cancer
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Copper is a trace metal with a ready capacity to gain or donate electrons. This property is harnessed by numerous enzymes to perform vital functions ...
Investigating the role of arginine 21 in the structure and function of human [alpha]a-crystallin
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Cataractogenesis in the eye lens occurs as a result of protein aggregation. Of the multiple mutations in [alpha]A-crystallins associated with the ...
Pretargeted cancer radioimmunotherapy and radioimaging using antibodies and antibody fragments
(University of Missouri--Columbia, 2018)
Over the last few decades, antibodies have become the mainstay of cancer diagnosis and therapeutics. In traditional radioimmunotherapy (RIT), tumor targeting antibodies are directly conjugated with radioisotopes and depending ...
Development of novel site-specific imaging probes for prostate cancer detection
(University of Missouri--Columbia, 2017)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Molecular imaging is believed to play a pivotal role in decreasing cancer mortality and improving prognosis in the new era. It relies on molecular ...
The influence of mRNA secondary structures on ribosome conformational dynamics
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Synthesizing proteins in the cell is a critical aspect of life. Protein synthesis is a complicated process and involve highly functional machines at a ...
Making others happy : the best route to one's own happiness?
(University of Missouri--Columbia, 2017)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] There are many positive psychology interventions whose aim is to help people improve their levels of happiness and well-being, some of which work ...
The musculoskeletal effect of exercise and soluble activin receptor type 2b in mouse models of osteogenesis imperfecta
(University of Missouri--Columbia, 2017)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Osteogenesis Imperfecta (OI) is a heritable connective tissue disorder primarily due to mutations in the type I collagen containing tissues, such as ...
Advancing single molecule fluorescence microscopy through the study of dynamic macromolecules
(University of Missouri--Columbia, 2017)
We took a two pronged approach to our investigation of protein synthesis by the ribosome: 1) the generation of a novel fluorescence enhancing substrates 2) the development of a method for the generation of fluorescent ...
Dissecting water stress-induced molecular responses in the maize primary root
(University of Missouri--Columbia, 2017)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Drought is an important environmental factor limiting crop growth and productivity. With additional pressures arising from population growth and global ...
Bacterial ribosome conformational dynamics during translation termination and rescue
(University of Missouri--Columbia, 2017)
Hydrolysis of polypeptide from the ribosome is a critical step that must occur prior to the ribosome recycling phase of translation. Inability of cells to do so can result in translation inhibition and eventually leading ...
Characterizing the roles of an Arabidopsis Epsin n-terminal homology domain protein in plant innate immunity
(University of Missouri--Columbia, 2015)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] The plasma membrane (PM) serves as a crucial point of contact between a plant cell and its environment. Localized at this critical interface are proteins ...
Characterization of 14-3-3 [chi] phosphorylation in phosphorus stress in Arabidopsis thaliana and investigation of acetyl-coA carboxylase regulation using quantitative mass spectrometry
(University of Missouri--Columbia, 2016)
Oilseed development involves coordination and regulation of a complex metabolic network for efficient production of storage compounds, including fatty acids, proteins, and carbohydrates. Recent advances in mass spectrometry ...
Selective modulation of estrogen receptors : 27-hydroxycholesterol is a negative allosteric modulator of er-beta activity and estradiol binding
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] The estrogen receptors alpha (ER[alpha]) and beta (ER[beta]) are important regulators of development and growth in many major organ systems. In the ...
The minimal primary structures of RNA aptamers selected to bind HIV-1 reverse transcriptase
(University of Missouri--Columbia, 2010)
Human Immunodeficiency Virus (HIV) reverse transcriptase (RT) is the most common molecular target of current HIV treatments. Oligonucleotide aptamers bind and inhibit the RNA- and DNA-dependent polymerization activities ...
The role of the P2Y₂ nucleotide receptor in inflammation: the mechanisms of P2Y₂ receptor-mediated activation of G proteins
(University of Missouri--Columbia, 2007)
The extracellular ATP/UTP receptor, i.e., the P2Y₂ receptor (P2Y₂R), mediates pro-inflammatory responses in the vasculature, including the endothelium-dependent infiltration of monocytes and their transmigration into sites ...