Search Results - "Stellwagen, N C"

DNA–histidine complex formation in isoelectric histidine buffers by Stellwagen, Nancy C., Gelfi, Cecilia, Righetti, Pier Giorgio

“…The free solution electrophoretic mobility of two DNA molecules of different molecular masses, 18 base pairs and 2686 base pairs, has been measured in…”
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Unified Description of Electrophoresis and Diffusion for DNA and Other Polyions by Stellwagen, Earle, Lu, Stellwagen, Nancy C

“…The electrophoretic mobilities and diffusion coefficients of single- and double-stranded DNA molecules up to 50 000 bases or base pairs in size have been…”
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DNA persistence length revisited by Lu, Yongjun, Weers, Brock, Stellwagen, Nancy C.

“…DNA restriction fragments ranging from 79 to 789 base pairs in length have been characterized by transient electric birefringence (TEB) measurements at various…”
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The free solution mobility of DNA by Stellwagen, Nancy C., Gelfi, Cecilia, Righetti, Pier Giorgio

“…The free solution mobility of DNA has been measured by capillary electrophoresis in the two buffers most commonly used for DNA gel electrophoresis,…”
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Free solution mobility of DNA molecules containing variable numbers of cationic phosphoramidate internucleoside linkages by Stellwagen, Nancy C, Magnusdottir, Soffia, Dagle, John M, Gelfi, Cecilia, Righetti, Pier Giorgio

“…The free solution electrophoretic mobility of an 118-base pair DNA fragment containing zero, three, six or nine cationic phosphoramidate internucleoside…”
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Agarose gel pore radii are not dependent on the casting buffer by Stellwagen, N C

“…Previous studies have shown that the apparent pore size of agarose gels is dependent on the buffer in which the gel is cast and run (D.L. Holmes and N.C…”
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Anomalous electrophoresis of deoxyribonucleic acid restriction fragments on polyacrylamide gels by Stellwagen, Nancy C

“…A detailed study has been made of the polyacrylamide gel electrophoresis of DNA restriction fragments obtained from two plasmids, pBR322 and p82-6B. Variables…”
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Effect of the electric field on the apparent mobility of large DNA fragments in agarose gels by Stellwagen, N C

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Preferential counterion binding to A-tract DNA oligomers by Stellwagen, Nancy C., Magnusdottir, Soffia, Gelfi, Cecilia, Righetti, Pier Giorgio

“…The free solution mobility of four 20 bp DNA oligomers, with and without A-tracts, has been measured by capillary electrophoresis in Tris-acetate buffer, to…”
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Apparent pore size of polyacrylamide gels: comparison of gels cast and run in Tris-acetate-EDTA and Tris-borate-EDTA buffers by Stellwagen, N C

“…The electrophoretic mobilities of DNA molecules in three different molecular weight ladders were measured in polyacrylamide gels containing different…”
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Anomalously slow electrophoretic mobilities of DNA restriction fragments in polyacrylamide gels are not eliminated by increasing the gel pore size by Stellwagen, A, Stellwagen, N C

“…The effect of gel pore size on the anomalous mobility of certain curved DNA restriction fragments in polyacrylamide gels was studied by comparing the…”
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Effect of pulsed and reversing electric fields on the orientation of linear and supercoiled DNA molecules in agarose gels by Stellwagen, Nancy C

“…When linear or supercoiled DNA molecules are imbedded in agarose gels and subjected to electric fields, they become oriented in the gel matrix and give rise to…”
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Orientation of the agarose gel matrix in pulsed electric fields by STELLWAGEN, J, STELLWAGEN, N. C

“…The technique of transient electric birefringence was used to investigate the effect of pulsed electric fields on the orientation of the agarose gel matrix…”
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DNA and Buffers: Are There Any Noninteracting, Neutral pH Buffers? by Stellwagen, Nancy C., Bossi, Alessandra, Gelfi, Cecilia, Righetti, Pier Giorgio

“…The interaction of DNA with various neutral pH, amine-based buffers has been analyzed by free solution capillary electrophoresis, using a mixture of a…”
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The effect of gel structure on matrix orientation by Stellwagen, J, Stellwagen, N C

“…Four polymeric gels of different structure, low electroendosmosis (LE) agarose, highest electroendosmosis (HEEO) agarose, beta-carrageenan, and polyacrylamide,…”
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Measuring the translational diffusion coefficients of small DNA molecules by capillary electrophoresis by Stellwagen, Nancy C., Magnusdottir, Soffia, Gelfi, Cecilia, Righetti, Pier Giorgio

“…The apparent translational diffusion coefficients of four 20 base pair (bp) DNA oligonucleotides with different sequences have been measured by capillary…”
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Estimation of polyacrylamide gel pore size from Ferguson plots of linear DNA fragments. II. Comparison of gels with different crosslinker concentrations, added agarose and added linear polyacrylamide by Holmes, D L, Stellwagen, N C

“…The mobilities of various DNA fragments in two normally migrating molecular weight ladders were studied in polyacrylamide gels containing different…”
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DNA and buffers: The hidden danger of complex formation by Stellwagen, Nancy C., Gelfi, Cecilia, Righetti, Pier Giorgio

“…The free solution electrophoretic mobility of DNA differs significantly in different buffers, suggesting that DNA–buffer interactions are present in certain…”
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DNA mobility anomalies are determined primarily by polyacrylamide gel concentration, not gel pore size by Stellwagen, N C

“…The dependence of DNA mobility anomalies on gel pore size has been studied in polyacrylamide gels with a wide variety of compositions, using molecular weight…”
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Accurate molecular weight determinations of deoxyribonucleic acid restriction fragments on agarose gels by Stellwagen, Nancy C

“…The electrophoresis of various DNA restriction fragments ranging in size from 47 to 6000 base pairs has been examined as a function of agarose concentration,…”
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