Browsing by Author He, JL

Showing results 1 to 12 of 12
Issue DateTitleAuthor(s)
20053-bromo-1-(2-deoxy-beta-D-erythro-pentofuranosyl)-1H-pyrazolo[3,4,d]py rimidine-4,6-diamine: a nucleoside which strongly enhances DNA duplex stabilitySeela, F; Sirivolu, VR; He, JL; Eickmeier, H
20033-bromopyrazolo[3,4-d]pyrimidine 2 `-deoxy-2 `-fluoro-beta-D-arabinonucleosides: Modified DNA constituents with an unusually rigid sugar N-conformationHe, JL; Mikhailopulo, I; Seela, F
20036-amino-3-bromo-1-(2-deoxy-2-fluoro-beta-D-arabinofuranosyl)-1,5-dihydro -4H-pyrazolo[3,4-d]pyrimidin-4-one-acetone-water (1/1/1): a fluorinated 2 `-deoxyguanosine analogue with the sugar conformation of a ribonucleosideHe, JL; Eickmeier, H; Seela, F
20046-aza-2 `-deoxy-2 `-arabinofluorouridine, a 2 `-deoxyribonucleoside with an N-sugar conformation in the solid state and in solutionSeela, F; Chittepu, P; He, JL; Eickmeier, H
20056-azapyrimidine and 7-deazapurine 2 `-deoxy-2 `-fluoroarabinonucleosides: Synthesis, conformation and properties of oligonucleotidesSeela, F; Chittepu, P; He, Y; He, JL; Xu, KY
20028-aza-7-deazapurine-pyrimidine base pairs: the contribution of 2-and 7-substituents to the stability of duplex DNAHe, JL; Seela, F
2002Base pairing of 8-aza-7-deazapurine-2,6-diamine linked via the N(8)-position to the DNA backbone: Universal base-pairing properties and formation of highly stable duplexes when alternating with dTHe, JL; Seela, F
2005Comparative conformational analysis of nucleosides by NMR, X-ray, and semi-empirical (PM3 vs. AM1) methodsMikhailopulo, IA; Sokolov, YA; He, JL; Chittepu, P; Rosemeyer, H ; Seela, F
2001Major-groove-halogenated DNA: The effects of bromo and iodo substituents replacing H-C(7) of 8-aza-7-deazapurine-2,6-diamine or H-C(5) of uracil residuesBecher, G; He, JL; Seela, F
2003Oligonucleotides incorporating 8-aza-7-deazapurines: synthesis and base pairing of nucleosides with nitrogen-8 as a glycosylation positionHe, JL; Seela, F
2002Propynyl groups in duplex DNA: stability of base pairs incorporating 7-substituted 8-aza-7-deazapurines or 5-substituted pyrimidinesHe, JL; Seela, F
2002The regioisomeric 1H(2H)-pyrazolo[3,4-d]pyrimidine N-1- and N-2-(2 `-deoxy-beta-D-ribofuranosides)He, JL; Seela, F; Eickmeier, H; Reuter, H