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1

Targeted class analysis of β-lactam antibiotics by tandem mass spectrometry

Michael P. Barbalas, Fred W. McLafferty, John L. Occolowitz

Journal:

Biological Mass Spectrometry = Journal of Mass Spectrometry (Wiley)

Year:

1983

Language:

english

File:

PDF, 308 KB

english, 1983

2

Isolation and structure elucidation of the major degradation products of cefaclor formed under aqueous acidic conditions

Steven W. Baertschi, Douglas E. Dorman, John L. Occolowitz, Monte W. Collins, Larry A. Spangle, Gregory A. Stephenson, Leslie J. Lorenz

Journal:

Journal of Pharmaceutical Sciences

Year:

1997

Language:

english

File:

PDF, 365 KB

english, 1997

3

Isolation and structure elucidation of the major degradation products of cefaclor in the solid state

Douglas E. Dorman, Leslie J. Lorenz, John L. Occolowitz, Larry A. Spangle, Monte W. Collins, Fadia N. Bashore, Steven W. Baertschi

Journal:

Journal of Pharmaceutical Sciences

Year:

1997

Language:

english

File:

PDF, 292 KB

english, 1997

4

Structure and absolute configuration of strictamine and strictalamine from Rhazya stricta. Stereochemistry of the Picralima alkaloids

Ahmad, Yusuf, Fatima, Kaniz, Atta-ur-Rahman,, Occolowitz, John L., Solheim, Barbara A., Clardy, Jon, Garnick, Robert L., Le Quesne, Philip W.

Journal:

Journal of the American Chemical Society

Year:

1977

Language:

english

File:

PDF, 518 KB

english, 1977

5

Structures of some of the minor aminoglycoside factors of the nebramycin fermentation

Koch, K. F., Merkel, K. E., O'Connor, S. C., Occolowitz, John L., Paschal, Jonathan W., Dorman, Douglas E.

Journal:

Journal of Organic Chemistry

Year:

1978

Language:

english

File:

PDF, 601 KB

english, 1978

6

The structures of A10255 B, -G and -J: new thiopeptide antibiotics produced by Streptomyces gardneri

Debono, Manuel, Molloy, R. Michael, Occolowitz, John L., Paschal, Jonathan W., Hunt, Ann H., Michel, Karl H., Martin, James W.

Journal:

Journal of Organic Chemistry

Year:

1992

Language:

english

File:

PDF, 1.02 MB

english, 1992

7

Mass spectrometry of N-methylsulfonylureas. A re-examination

Aaron D. Kossoy, John L. Occolowitz

Journal:

Biological Mass Spectrometry = Journal of Mass Spectrometry (Wiley)

Year:

1978

Language:

english

File:

PDF, 332 KB

english, 1978

8

The Structure of Vincarodine

Norbert Neuss, Harold E. Boaz, John L. Occolowitz, Ernest Wenkert, F. M. Schell, Pierre Potier, Christiane Kan, M. M. Plat, M. Plat

Journal:

Helvetica Chimica Acta

Year:

1973

Language:

english

File:

PDF, 376 KB

english, 1973

9

Cephalothin: Hydrolysis of the C-3′-acetoxy moiety of a 7-aminocephalosporanic acid; observation of both acyl-oxygen bond cleavage and reversible alkyl-oxygen bond cleavage

Joseph M. Indelicato, Gary L. Engel, John L. Occolowitz

Journal:

Journal of Pharmaceutical Sciences

Year:

1985

Language:

english

File:

PDF, 537 KB

english, 1985

10

Isolation and structure elucidation of a novel product of the acidic degradation of cefaclor

Steven W. Baertschi, Douglas E. Dorman, John L. Occolowitz, Larry A. Spangle, Monte W. Collins, Marvin E. Wildfeuer, Leslie J. Lorenz

Journal:

Journal of Pharmaceutical Sciences

Year:

1993

Language:

english

File:

PDF, 564 KB

english, 1993

11

Aqueous acidic degradation of the carbacephalosporin loracarbef

Michael J. Skibic, K. Wayne Taylor, John L. Occolowitz, Monte W. Collins, John W. Paschal, Leslie J. Lorenz, Larry A. Spangle, Douglas E. Dorman, Steven W. Baertschi

Journal:

Journal of Pharmaceutical Sciences

Year:

1993

Language:

english

File:

PDF, 865 KB

english, 1993

12

Peptide and protein mapping by 252Cf-plasma desorption mass spectrometry

Anthony Tsarbopoulos, Gerald W. Becker, John L. Occolowitz, Ian Jardine

Journal:

Analytical Biochemistry

Year:

1988

Language:

english

File:

PDF, 900 KB

english, 1988

13

A90720A, a serine protease inhibitor isolated from a terrestrial blue-green alga Microchaete loktakensis

Rosanne Bonjouklian, Tim A. Smitka, Ann H. Hunt, John L. Occolowitz, Thomas J. Perun Jr., Lawrence Doolin, Stephanie Stevenson, Lisa Knauss, Ranmali Wijayaratne, Stanley Szewczyk, Gregory M.L. Patters

Journal:

Year:

1996

Language:

english

File:

PDF, 499 KB

english, 1996

14

The separation of C6C12 dibasic acids in the presence of monobasic acids: A simple procedure by paper chromatography

John L. Occolowitz

Journal:

Journal of Chromatography A

Year:

1961

Language:

english

File:

PDF, 287 KB

english, 1961

15

A83543A-D, unique fermentation-derived tetracyclic macrolides

Herbert A. Kirst, Karl H. Michel, James W. Martin, Lawrence C. Creemer, Eddie H. Chio, Raymond C. Yao, Walter M. Nakatsukasa, LaVerne D. Boeck, John L. Occolowitz, Jonathan W. Paschal, Jack B. Deeter,

Journal:

Tetrahedron Letters

Year:

1991

Language:

english

File:

PDF, 152 KB

english, 1991

16

Isolation and characterization of 4-epi-vancosamine

Ann H. Hunt, R.Michael Molloy, Manuel Debono, John L. Occolowitz

Journal:

Tetrahedron Letters

Year:

1988

Language:

english

File:

PDF, 177 KB

english, 1988

17

Steroids and related natural products. LV. Bufadienolides. 8 12(13.far.14)abeo Skeletal rearrangements

Pettit, George R., Kasturi, Tirumalai R., Knight, John C., Occolowitz, John.

Journal:

Journal of Organic Chemistry

Year:

1970

Language:

english

File:

PDF, 1.05 MB

english, 1970

18

Myricoside, an African armyworm antifeedant: separation by droplet countercurrent chromatography

Cooper, Raymond, Solomon, Philippa H., Kubo, Isao, Nakanishi, Koji, Shoolery, James N., Occolowitz, John L.

Journal:

Journal of the American Chemical Society

Year:

1980

Language:

english

File:

PDF, 436 KB

english, 1980

19

Conversion of antibiotic A82846B to orienticin A and structural relationships of related antibiotics

Nagarajan, Ramakrishnan, Berry, Donnis M., Hunt, Ann H., Occolowitz, John L., Schabel, Amelia A.

Journal:

Journal of Organic Chemistry

Year:

1989

Language:

english

File:

PDF, 580 KB

english, 1989

20

Conversion of antibiotic A82846B to orienticin A and structural relationships of related antibiotics [Erratum to document cited in CA110(21):193380v]

Nagarajan, Ramakrishnan, Berry, Donnis M., Hunt, Ann H., Occolowitz, John L., Schabel, Amelia A.

Journal:

Journal of Organic Chemistry

Year:

1989

Language:

english

File:

PDF, 78 KB

english, 1989

21

Isolation and characterization of the first mitotic cycle hormone that regulates cell proliferation

Lynn, David G., Nakanishi, Koji, Patt, Steven L., Occolowitz, John L., Almeida, Sophia, Evans, Lance S.

Journal:

Journal of the American Chemical Society

Year:

1978

Language:

english

File:

PDF, 274 KB

english, 1978

22

Isolation and identification of a polar sulfamethazine metabolite from swine tissue

Giera, Deborah D., Abdulla, Riaz F., Occolowitz, John L., Dorman, Douglas E., Mertz, James L., Sieck, Robert F.

Journal:

Journal of Agricultural and Food Chemistry

Year:

1982

Language:

english

File:

PDF, 1.25 MB

english, 1982

23

Metastable ion intensities and the comparison of ionic structure

Occolowitz, John L.

Journal:

Journal of the American Chemical Society

Year:

1969

Language:

english

File:

PDF, 464 KB

english, 1969

24

M43 antibiotics: methylated vancomycins and unrearranged CDP-I analogs

Nagarajan, Ramakrishnan., Merkel, Kurt E., Michel, Karl H., Higgins, Harvey M., Hoehn, Marvin M., Hunt, Ann H., Jones, Noel D., Occolowitz, John L., Schabel, Amelia A., Swartzendruber, John K.

Journal:

Journal of the American Chemical Society

Year:

1988

Language:

english

File:

PDF, 286 KB

english, 1988

25

Nature of compounds uniformly labeled with radiocarbon in a benzene ring

McMahon, Robert E., Occolowitz, John L.

Journal:

Journal of Agricultural and Food Chemistry

Year:

1969

Language:

english

File:

PDF, 2.41 MB

english, 1969

26

Isolation and identification of four cytokinins from wheat germ transfer ribonucleic acid

Burrows, W. John, Armstrong, Donald J., Kaminek, M., Skoog, Folke, Bock, Robert M., Hecht, Sidney M., Dammann, L. G., Leonard, Nelson J., Occolowitz, John L.

Journal:

Year:

1970

Language:

english

File:

PDF, 591 KB

english, 1970

27

Structure of the major glycopeptide of the teicoplanin complex

Hunt, Ann H., Molloy, R. Michael, Occolowitz, John L., Marconi, Gary G., Debono, Manuel

Journal:

Journal of the American Chemical Society

Year:

1984

Language:

english

File:

PDF, 636 KB

english, 1984

28

Hepatic microsomal N-dealkylation reaction. Molecular oxygen as the source of the oxygen atom

McMahon, Robert E., Culp, Hilman W., Occolowitz, John C.

Journal:

Journal of the American Chemical Society

Year:

1969

Language:

english

File:

PDF, 272 KB

english, 1969

29

Structure of A23187, a divalent cation ionophore

Chaney, Michael O., Demarco, Paul V., Jones, Noel D., Occolowitz, John L.

Journal:

Journal of the American Chemical Society

Year:

1974

Language:

english

File:

PDF, 261 KB

english, 1974

30

Additions and Corrections - Structure and Absolute Configuration of Strictamine and Strictalamine from Rhazya stricta. Stereochemistry of the Picralima Alkaloids.

Ahmad, Yusuf, Fatima, Kaniz, Rahman, Atta-Ur, Occolowitz, John, Solheim, Barbara, Clardy, Jon, Garnick, Robert, LeQuesne, Philip

Journal:

Journal of the American Chemical Society

Year:

1977

Language:

english

File:

PDF, 134 KB

english, 1977

31

Streptovirudins of series I and II: chemical and biological properties

Elbein, Alan D., Occolowitz, John L., Hamill, Robert L., Eckardt, Klaus

Journal:

Year:

1981

Language:

english

File:

PDF, 813 KB

english, 1981

32

The structures of A10255 B, -G, and -J: new thiopeptide antibiotics produced by Streptomyces gardneri. [Erratum to document cited in CA117(15):146817c]

Debono, Manuel, Molloy, R. Michael, Occolowitz, John L., Paschal, Jonathan W., Hunt, Ann W., Michel, Karl H., Martin, James W.

Journal:

Journal of Organic Chemistry

Year:

1993

Language:

english

File:

PDF, 139 KB

english, 1993

33

Biological activities of isolated tunicamycin and streptovirudin fractions

Keenan, Roy W., Hamill, Robert L., Occolowitz, John L., Elbein, Alan D.

Journal:

Year:

1981

Language:

english

File:

PDF, 757 KB

english, 1981

34

Question of the ribosyl moiety in the promotion of callus growth by exogenously added cytokinins

Hecht, Sidney M., Bock, Robert M., Schmitz, Ruth Y., Skoog, Folke, Leonard, Nelson J., Occolowitz, John L.

Journal:

Year:

1971

Language:

english

File:

PDF, 552 KB

english, 1971

35

Identification and Synthesis of Products Isolated during Metabolism Studies of Tilmicosin

Kirst, Herbert A., Donoho, Alvin L., Creemer, Lawrence C., Wind, Julie A., Berry, Donnis M., Occolowitz, John L., Paschal, Jonathan W.

Journal:

Journal of Agricultural and Food Chemistry

Year:

1994

Language:

english

File:

PDF, 368 KB

english, 1994

36

Corrections - Question of the Ribosyl Moiety in the Promotion of Callus Growth by Exogenously Added Cytokinins

Hecht, Sidney, Bock, Robert, Schmitz, Ruth, Skoog, Folke, Leonard, Nelson, Occolowitz, John

Journal:

Year:

1972

Language:

english

File:

PDF, 73 KB

english, 1972

37

In vivo hydroxylation of the alkaloid acronine, an experimental antitumor agent

Sullivan, Hugh Richard, Billings Ruth E.,, Occolowitz, John L., Boaz, Harold E., Marshall, Frederick J., McMahon, Robert E.

Journal:

Journal of Medicinal Chemistry

Year:

1970

Language:

english

File:

PDF, 759 KB

english, 1970

38

Accurate mass measurement in fast atom bombardment mass spectrometry

Gilliam, James M., Landis, Paul W., Occolowitz, John L.

Journal:

Analytical Chemistry

Year:

1983

Language:

english

File:

PDF, 402 KB

english, 1983

39

On-line accurate mass measurement in fast atom bombardment mass spectrometry

Gilliam, James M., Landis, Paul W., Occolowitz, John L.

Journal:

Analytical Chemistry

Year:

1984

Language:

english

File:

PDF, 462 KB

english, 1984

40

Corrigenda

Hooz, John, Gunn, Donald M., Haines, A. H., Jenkins, C. S. P., Nagarajan, R., Occolowitz, J. L., Neuss, N., Nash, S. M., Koptyug, V. A., Kuzubova, L. I., Isaev, I. S., Mamatyuk, V. I., Campbell, C. D.

Journal:

Journal of the Chemical Society D Chemical Communications

Year:

1969

Language:

english

File:

PDF, 107 KB

english, 1969

41

Structure of the polyether antibiotic K-41 by mass and nuclear magnetic resonance spectrometry

Occolowitz, John L., Dorman, Douglas E., Hamill, Robert L.

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1978

Language:

english

File:

PDF, 177 KB

english, 1978

42

Antirhine, a new indole alkaloid from Antirhea putaminosa(F.v.Muell.) Bail.

Johns, S. R., Lamberton, J. A., Occolowitz, J. L.

Journal:

Chemical Communications (London)

Year:

1967

Language:

english

File:

PDF, 150 KB

english, 1967

43

An indole alkaloid from Dracontomelum mangiferum B1. (Family Anacardiaceae)

Johns, S. R., Lamberton, J. A., Occolowitz, J. L.

Journal:

Chemical Communications (London)

Year:

1966

Language:

english

File:

PDF, 71 KB

english, 1966

44

Retention of valine methyl hydrogens in penicillin biosynthesis

Aberhart, D. John, Chu, John Yeou-Ruoh, Neuss, Norbert, Nash, Claude H., Occolowitz, John, Huckstep, Lyell L., De La Higuera, Nancy

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1974

Language:

english

File:

PDF, 137 KB

english, 1974

45

STEROIDS AND RELATED NATURAL PRODUCTS. XXV PHOTOCHEMICAL TRANSFORMATION OF 3β-NITRITO-5α-LANOSTANE

Pettit, George R., Kadunce, Raymond E., Sunder-Plassmann, Paul., Occolowitz, John.

Journal:

Canadian Journal of Chemistry

Year:

1965

Language:

english

File:

PDF, 432 KB

english, 1965

46

Structure of althiomycin.

KIRST, HERBERT A., SZYMANSKI, EDWARD F., DORMAN, DOUGLAS E., OCCOLOWITZ, JOHN L., JONES, NOEL D., CHANEY, MICHAEL O., HAMILL, ROBERT L., HOEHN, MARVIN M.

Journal:

The Journal of Antibiotics

Year:

1975

Language:

english

File:

PDF, 2.57 MB

english, 1975

47

A32390A, a new biologically active metabolite. II. Isolation and structure.

MARCONI, GARY G., MOLLOY, BRYAN B., NAGARAJAN, R., MARTIN, JAMES W., DEETER, JACK B., OCCOLOWITZ, JOHN L.

Journal:

The Journal of Antibiotics

Year:

1978

Language:

english

File:

PDF, 2.51 MB

english, 1978

48

Structure of polyether antibiotic A28695B.

DORMAN, DOUGLAS E., HAMILL, ROBERT L., OCCOLOWITZ, JOHN L., TERUI, YOSHIHIRO, TORI, KAZUO, TSUJI, NAOKI

Journal:

The Journal of Antibiotics

Year:

1980

Language:

english

File:

PDF, 1.88 MB

english, 1980

49

Isolation and structural identification of nine avilamycins.

MERTZ, JAMES L., PELOSO, JAMES S., BARKER, BILL J., BABBITT, GEORGE E., OCCOLOWITZ, JOHN L., SIMSON, VALJEAN L., KLINE, RICHARD M.

Journal:

The Journal of Antibiotics

Year:

1986

Language:

english

File:

PDF, 4.25 MB

english, 1986

50

16-Deethylindanomycin (A83094A), a novel pyrrole-ether antibiotic produced by a strain of Streptomyces setonii. Taxonomy, fermentation, isolation and characterization.

LARSEN, STEPHEN H., BOECK, LA VERNE D., MERTZ, FREDERICK P., PASCHAL, JONATHAN W., OCCOLOWITZ, JOHN L.

Journal:

The Journal of Antibiotics

Year:

1988

Language:

english

File:

PDF, 651 KB

english, 1988

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