HOMONUCLEAR SELECTIVE POPULATION INVERSION. THE AB SYSTEMWESSELS PL; PACHTER R.1980; J. MAGNET. RESON.; USA; DA. 1980; VOL. 38; NO 2; PP. 365-367; BIBL. 16 REF.Article

ASSIGNMENT AND SIGN DETERMINATION OF (C,H) AND (H,H) COUPLING CONSTANTS IN N-ACETYLIMIDAZOLE WITH SELECTIVE POPULATION INVERSION EXPERIMENTSPACHLER KGR; WESSELS PL.1980; ORG. MAGNET. RESON.; GBR; DA. 1980; VOL. 13; NO 2; PP. 100-104; BIBL. 18 REF.Article

INTENSITY GAINS WITH A PROGRESSIVE SATURATION SPI N.M.R. EXPERIMENT. THE DEGENERATE A- A-(X₃) CASE.PACHLER KGR; WESSELS PL.1977; ORG. MAGNET. RESON.; G.B.; DA. 1977; VOL. 9; NO 9; PP. 557-558; BIBL. 4 REF.Article

SENSITIVITY GAIN IN A PROGRESSIVE-SATURATION SELECTIVE POPULATION INVERSION NMR EXPERIMENT.PACHLER KGR; WESSELS PL.1977; J. MAGNET. RESON.; U.S.A.; DA. 1977; VOL. 28; NO 1; PP. 53-61; BIBL. 17 REF.Article

DETECTION OF PARTIALLY RESOLVED CARBON-13-PROTON COUPLINGS WITH SLECTIVE POPULATION INVERSION (SPI)PACHTER R; WESSELS PL.1980; ORG. MAGN. RESON.; ISSN 0030-4921; GBR; DA. 1980; VOL. 14; NO 5; PP. 374-378; BIBL. 18 REF.Article

HOMONUCLEAR SELECTIVE POPULATION INVERSION: AN INDOR EQUIVALENT IN FOURIER TRANSFORM NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY.PACHLER KGR; WESSELS PL.1974; J. CHEM. SOC., CHEM. COMMUNIC.; G.B.; DA. 1974; NO 24; PP. 1038-1039; BIBL. 7 REF.Article

ROTATIONAL ISOMERISM. A GAS-PHASE ¹H NUCLEAR MAGNETIC RESONANCE STUDY OF 1-BROMO-2-CHLOROETHANEPACHLER KGR; WESSELS PL.1980; J. MOL. STRUCT.; ISSN 0022-2860; NLD; DA. 1980; VOL. 68; PP. 145-159; BIBL. 47 REF.Article

STRUCTURAL INVESTIGATIONS OF 3-ACYLPYRROLIDINE-2,4-DIONES BY NUCLEAR, MAGNETIC RESONANCE SPECTROSCOPY AND X-RAY CRYSTALLOGRAPHYNOLTE MJ; STEYN PS; WESSELS PL et al.1980; J. CHEM. SOC., PERKIN TRANS., 1; GBR; DA. 1980; NO 5; PP. 1057-1065; BIBL. 39 REF.Article

THE USE OF THE SELECTIVE POPULATION INVERSION TECHNIQUE IN THE ASSIGNMENT OF CARBON-13 N.M.R. RESONANCES IN 3,6-EPOXY-PENTACYCLO (6.2.1.0^2,7.0^4,10.0^5,9) UNDECANE.DEKKER TG; PACHLER KGR; WESSELS PL et al.1976; ORG. MAGNET. RESON.; G.B.; DA. 1976; VOL. 8; NO 10; PP. 530-531; BIBL. 4 REF.Article

DIFFERENCE SELECTIVE POPULATION INVERSION SPECTRA AND THEIR APPLICATION TO THE STUDY OF ¹³C-H COUPLING CONSTANTS IN 2,3-DIBROMOTHIOPHENE.CHALMERS AA; PACHLER KGR; WESSELS PL et al.1974; J. MAGNET. RESON.; U.S.A.; DA. 1974; VOL. 15; NO 3; PP. 415-419; BIBL. 8 REF.Article

BIOSYNTHESIS OF THE AUROVERTINS B AND D: THE ROLE OF METHIONINE AND PROPIONATE IN THE SIMULTANEOUS OPERATION OF TWO INDEPENDENT BIOSYNTHETIC PATHWAYSSTEYN PS; VLEGGAAR R; WESSELS PL et al.1981; PERKIN TRANS. 1; ISSN 0300-922X; GBR; DA. 1981; NO 4; PP. 1298-1308; BIBL. 29 REF.Article

¹H NUCLEAR MAGNETIC RESONANCE STUDIES OF THYROTROPIN RELEASING FACTOR (TRF)FEENEY J; BEDFORD GR; WESSELS PL et al.1974; F.E.B.S. LETTERS; NETHERL.; DA. 1974; VOL. 42; NO 3; PP. 347-351; BIBL. 10REF.Article

OXIDATION OF THE BISDIHYDROFURAN MOIETIES OF AFLATOXIN B₁ AND STERIGMATOCYTIN; CONFORMATION OF TETRAHYDROFUROBENZOFURANS.GORST ALLMAN CP; STEYN PS; WESSELS PL et al.1977; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1977; NO 11; PP. 1360-1364; BIBL. 28 REF.Article

ASSIGNMENT OF CARBON-13 NMR SPECTRA AND SIGN DETERMINATION OF LONG RANGE CARBON-13-PROTON COUPLING CONSTANTS WITH SPI.CHALMERS AA; PACHLER KGR; WESSELS PL et al.1974; ORG. MAGNET. RESON.; G.B.; DA. 1974; VOL. 6; NO 8; PP. 445-447; BIBL. 7 REF.Article

CARBON-13-PROTON COUPLING CONSTANTS IN N-SUBSTITUTED IMIDAZOLES: A ¹³C NMR STUDY AND 10 CALCULATIONSPACHLER KGR; PACHTER R; WESSELS PL et al.1981; ORG. MAGN. RESON.; ISSN 0030-4921; GBR; DA. 1981; VOL. 17; NO 4; PP. 278-284; BIBL. 39 REF.Article

PIGMENTS FROM FUSARIUM MONILIFORME SHELDON. STRUCTURE AND ¹³C NUCLEAR MAGNETIC RESONANCE ASSIGNMENTS OF AN AZAANTHRAQUINONE AND THREE NAPHTHOQUINONESSTEYN PS; WESSELS PL; MARASAS WFO et al.1979; TETRAHEDRON; GBR; DA. 1979; VOL. 35; NO 12; PP. 1551-1555; BIBL. 16 REF.Article

BIOSYNTHESIS OF AFLATOXIN B₁ FROM(2-¹³C)- AND (1,2-¹³C)-ACETATESTEYN PS; VLEGGAAR R; WESSELS PL et al.1975; J. CHEM. SOC., CHEM. COMMUNIC.; G.B.; DA. 1975; NO 6; PP. 193-195; BIBL. 8REF.Article

CONFIGURATION ASSIGNMENTS OF THE AMINO ACID RESIDUES AND THE PRESENCE OF N-METHYLDEHYDROALANINE IN TOXINS FROM THE BLUE-GREEN ALGA, MICROCYSTIS AERUGINOSABOTES DP; VILJOEN CC; KRUGER H et al.1982; TOXICON (OXFORD); ISSN 0041-0101; GBR; DA. 1982; VOL. 20; NO 6; PP. 1037-1042; BIBL. 22 REF.Article

CARBON-13 NUCLEAR MAGNETIC RESONANCE ASSIGNMENTS AND BIOSYNTHESIS OF THE MYCOTOXIN OCHRATOXIN ADE JESUS AE; STEYN PS; VLEGGAAR R et al.1980; J. CHEM. SOC., PERKIN TRANS., 1; GBR; DA. 1980; NO 1; PP. 52-54; BIBL. 13 REF.Article

BIOSYNTHESIS OF VERSICONAL ACETATE, VERSICONOL ACETATE, AND VERSICONOL, METABOLITES FROM CULTURES OF ASPERGILLUS PARASITICUS TREATED WITH DICHLORVOS. THE ROLE OF VERSICONAL ACETATE IN AFLATOXIN BIOSYNTHESISSTEYN PS; VLEGGAAR R; WESSELS PL et al.1979; J. CHEM. SOC., PERKIN TRANS., 1; GBR; DA. 1979; NO 2; PP. 460-463; BIBL. 23 REF.Article

STRUCTURE AND CARBON-13 NUCLEAR MAGNETIC RESONANCE ASSIGNMENTS OF VERSICONAL ACETATE, VERSICONOL ACETATE, AND VERSICONOL, METABOLITES FROM CULTURES OF ASPERGILLUS PARASITICUS TREATED WITH DICHLORVOSSTEYN PS; VLEGGAAR R; WESSELS PL et al.1979; J. CHEM. SOC., PERKIN TRANS., 1; GBR; DA. 1979; NO 2; PP. 451-459; BIBL. 28 REF.Article

BIOSYNTHESIS OF CITREOVIRIDIN: A CARBON-13 NMR STUDYSTEYN PS; VLEGGAAR R; WESSELS PL et al.1982; PERKIN TRANS. 1; ISSN 0300-922X; GBR; DA. 1982; NO 9; PP. 2175-2178; BIBL. 16 REF.Article

¹H AND ¹³C NUCLEAR MAGNETIC RESONANCE STUDY OF (D₃)-TRISHOMOCUBAN-4-OL AND (D₃)-TRISHOMOCUBANONEDEKKER TG; OLIVER DW; PACHLER KGR et al.1981; ORG. MAGN. RESON.; ISSN 0030-4921; GBR; DA. 1981; VOL. 15; NO 2; PP. 188-192; BIBL. 18 REF.Article

THE CHEMISTRY AND ¹³CNMR ASSIGNMENTS OF OXALINE, A NOVEL ALKALOID FROM PENICILLIUM OXALICUM.NAGEL DW; PACHLER KGR; STEYN PS et al.1976; TETRAHEDRON; G.B.; DA. 1976; VOL. 32; NO 21; PP. 2625-2631; BIBL. 23 REF.Article

THE ISOLATION AND STRUCTURE OF A TOXIC METABOLITE FROM DIPLODIA MAYDIS (BERK.) SACCSTEYN PS; WESSELS PL; HOLZAPFEL CW et al.1972; TETRAHEDRON; G.B.; DA. 1972; VOL. 28; NO 18; PP. 4775-4785; BIBL. 12 REF.Serial Issue