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1

How therapists react to patient's suicide: findings and consequences for health care professionals' wellbeing

Wurst, Friedrich Martin, Kunz, Isabella, Skipper, Gregory, Wolfersdorf, Manfred, Beine, Karl H., Vogel, Rüdiger, Müller, Sandra, Petitjean, Sylvie, Thon, Natasha

Journal:

General Hospital Psychiatry

Year:

2013

Language:

english

File:

PDF, 256 KB

english, 2013

2

β-Hairpins Generated from Hybrid Peptide Sequences Containing both α- and β-Amino Acids

Hosahudya N. Gopi, Rituparna S. Roy, Srinivasa R. Raghothama, Isabella L. Karle, Padmanabhan Balaram

Journal:

Helvetica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 342 KB

english, 2002

3

The fourth Paul Ehrlich lecture imaging in theory and praxis: From Paul Ehrlich's receptors to modern roentgen analysis

Isabella L. Karle

Journal:

Medicinal Research Reviews

Year:

1992

Language:

english

File:

PDF, 940 KB

english, 1992

4

L-type calcium channels and GSK-3 regulate the activity of NF-ATc4 in hippocampal neurons

Mermelstein, Paul G., Stankunas, Kryn, Neilson, Joel R., Deisseroth, Karl, Tsien, Richard W., Crabtree, Gerald R., Graef, Isabella A.

Journal:

Year:

1999

Language:

english

File:

PDF, 375 KB

english, 1999

5

The structure of batrachotoxinin A, a novel steroidal alkaloid from the Columbian arrow poison frog, Phyllobates aurotaenia

Tokuyama, Takashi., Daly, John., Witkop, B., Karle, Isabella L., Karle, J.

Journal:

Journal of the American Chemical Society

Year:

1968

Language:

english

File:

PDF, 245 KB

english, 1968

6

Synthesis and Characterization of trans -2-Aminocyclohexanecarboxylic Acid Oligomers: An Unnatural Helical Secondary Structure and Implications for β-Peptide Tertiary Structure

Appella, Daniel H., Christianson, Laurie A., Karle, Isabella L., Powell, Douglas R., Gellman, Samuel H.

Journal:

Journal of the American Chemical Society

Year:

1999

Language:

english

File:

PDF, 237 KB

english, 1999

7

Absolute configuration of (+)-cyclophosphamide. A crystal and molecular structure determination by x-ray diffraction

Karle, Isabella L., Karle, Jean M., Egan, William, Zon, Gerald, Brandt, Joan A.

Journal:

Journal of the American Chemical Society

Year:

1977

Language:

english

File:

PDF, 543 KB

english, 1977

8

Crystal structure of a versatile organic clathrate. 4-p-Hydroxyphenyl-2,2,4-trimethylchroman (Dianin's compound)

Flippen, J. L., Karle, Jerome., Karle, Isabella L.

Journal:

Journal of the American Chemical Society

Year:

1970

Language:

english

File:

PDF, 676 KB

english, 1970

9

The Structures of Biphenyl, o-Terphenyl and Tetraphenylene 1

Karle, Isabella Lugoski, Brockway, L. O.

Journal:

Journal of the American Chemical Society

Year:

1944

Language:

english

File:

PDF, 1.57 MB

english, 1944

10

Foreword

Isabella L. Karle

Journal:

Year:

1996

Language:

english

File:

PDF, 104 KB

english, 1996

11

Flexibility in peptide molecules and restraints imposed by hydrogen bonds, the AIB residue, and core inserts

Isabella L. Karle

Journal:

Year:

1996

Language:

english

File:

PDF, 1.52 MB

english, 1996

12

Solid state and solution conformations of a helical peptide with a central gly-gly segment

Isabella L. Karle, Arindam Banerjee, Surajit Bhattacharjya, P. Balaram

Journal:

Year:

1996

Language:

english

File:

PDF, 819 KB

english, 1996

13

Ambidextrous molecules: Cylindrical peptide structures formed by fusing left- and right-handed helices

Arindam Banerjee, Srinivasa Rao Raghothama, Isabella L. Karle, Padmanabhan Balaram

Journal:

Year:

1996

Language:

english

File:

PDF, 440 KB

english, 1996

14

Design, synthesis, and crystal structure of self-assembling norbornene (NBE)-supported two-helix bundles: A unique example of Janus helicity in the solid-state structure of NBE(Aib5)2

Darshan Ranganathan, Sunita Kurur, Isabella L. Karle

Journal:

Year:

2000

Language:

english

File:

PDF, 223 KB

english, 2000

15

Design and synthesis of AB3-type (A = 1,3,5-benzenetricarbonyl unit; B = Glu diOME or Glu7 octa OMe) peptide dendrimers: Crystal structure of the first generation

Darshan Ranganathan, Sunita Kurur, Richard Gilardi, Isabella L. Karle

Journal:

Year:

2000

Language:

english

File:

PDF, 227 KB

english, 2000

16

Controls exerted by the Aib residue: Helix formation and helix reversal

Isabella L. Karle

Journal:

Year:

2001

Language:

english

File:

PDF, 426 KB

english, 2001

17

Designed β-hairpin peptides with defined tight turn stereochemistry

Chittaranjan Das, G. A. Naganagowda, Isabella L. Karle, P. Balaram

Journal:

Year:

2001

Language:

english

File:

PDF, 246 KB

english, 2001

18

Effects of hydrogen-bond deletion on peptide helices: Structural characterization of depsipeptides containing lactic acid

Isabella L. Karle, Chittaranjan Das, P. Balaram

Journal:

Year:

2001

Language:

english

File:

PDF, 308 KB

english, 2001

19

Demonstration of a cystine unit as a promising turn scaffold for the design of a parallel U-shaped two-helix bundle motif: Crystal structure of the homodimer Cys(Aibn)2 (n = 3, 4)

Isabella L. Karle, Darshan Ranganathan, C. Lakshmi

Journal:

Year:

2001

Language:

english

File:

PDF, 128 KB

english, 2001

20

Trimerisierung eines Azomethin-imins durch drei aufeinanderfolgende 1,3-dipolare Cycloadditionen

Dr. Judith L. Flippen-Anderson, Dr. Isabella Karle, Prof. Dr. Rolf Huisgen, Dr. Hans-Ulrich Reißig

Journal:

Angewandte Chemie

Year:

1980

File:

PDF, 200 KB

1980

21

Trimerization of an Azomethine Imine by Three Successive 1,3-Dipolar Cycloaddition Reactions

Dr. Judith L. Flippen-Anderson, Dr. Isabella Karle, Prof. Rolf Huisgen, Dr. Hans-Ulrich Reissig

Journal:

Angewandte Chemie International Edition

Year:

1980

Language:

english

File:

PDF, 217 KB

english, 1980

22

Conformation of the cyclic tetrapeptide dihydrochlamydocin. Iabu-L-Phe-D-Pro-LX, and experimental values for 3 → 1 intramolecular hydrogen bonds by X-ray diffraction

Judith L. Flippen, Isabella L. Karle

Journal:

Year:

1976

Language:

english

File:

PDF, 574 KB

english, 1976

23

Crystal structure of cyclic (APGVGV)2, an analog of elastin, and a suggested mechanism for elongation/contraction of the molecule

Isabella L. Karle, Dan W. Urry

Journal:

Year:

2005

Language:

english

File:

PDF, 325 KB

english, 2005

24

Peptide hairpins with strand segments containing α- and β-amino acid residues: Cross-strand aromatic interactions of facing Phe residues

Rituparna S. Roy, Hosahudya N. Gopi, S. Raghothama, Richard D. Gilardi, Isabella L Karle, Padmanabhan Balaram

Journal:

Year:

2005

Language:

english

File:

PDF, 654 KB

english, 2005

25

A robust hybrid peptide crystal formed with weak hydrogen bonds

Isabella L. Karle, P. Venkateshwarlu, S. Ranganathan

Journal:

Year:

2006

Language:

english

File:

PDF, 249 KB

english, 2006

26

American Peptide Society : The 2007 Merrifield Award

Isabella L. Karle

Journal:

Year:

2007

Language:

english

File:

PDF, 38 KB

english, 2007

27

Design, synthesis, conformational and membrane ion transport studies of proline-adamantane hybrid cyclic depsipeptides

Isabella L. Karle, Darshan Ranganathan, Mittapalli Gopi Kumar, Ramakrishnan Nagaraj

Journal:

Year:

2008

Language:

english

File:

PDF, 246 KB

english, 2008

28

Characterization of bent helical conformations in polymorphic forms of a designed 18-residue peptide containing a central gly-pro segment

Subrayashastry Aravinda, Narayanaswamy Shamala, Isabella L. Karle, Padmanabhan Balaram

Journal:

Year:

2012

Language:

english

File:

PDF, 3.42 MB

english, 2012

29

Conformational characteristics of peptides and unanticipated results from crystal structure analyses

Isabella L. Karle

Journal:

Year:

1989

Language:

english

File:

PDF, 709 KB

english, 1989

30

Peptide design: Influence of a guest Aib-Pro segment on the stereochemistry of an Oligo-Val sequence—solution conformations and crystal structure of Boc-(Val)2-Aib-Pro-(Val)3-OMe

Isabella L. Karle, Judith L. Flippen-Anderson, K. Uma, Hemalatha Balaram, P. Balaram

Journal:

Year:

1990

Language:

english

File:

PDF, 719 KB

english, 1990

31

Helix aggregation in peptide crystals: Occurrence of either all parallel or antiparallel packing motifs for α-helices in polymorphs of Boc-Aib-Ala-Leu-Ala-Leu-Aib-Leu-Ala-Leu-Aib-OMe

Isabella L. Karle, Judith L. Flippen-Anderson, K. Uma, P. Balaram

Journal:

Year:

1990

Language:

english

File:

PDF, 722 KB

english, 1990

32

Synthetic peptide helices in crystals: Structure and antiparallel and skewed packing motifs for α-helices in two isomeric decapeptides

Isabella L. Karle, Judith L. Flippen-Anderson, K. Uma, P. Balaram

Journal:

Year:

1990

Language:

english

File:

PDF, 824 KB

english, 1990

33

Unfolding of an α-helix in peptide crystals by solvation: Conformational fragility in a heptapeptide

Isabella L. Karle, Judith L. Flippen-Anderson, K. Uma, P. Balaram

Journal:

Year:

1993

Language:

english

File:

PDF, 678 KB

english, 1993

34

Conformation of the flexible bent helix of Leu1-zervamicin in crystal C and a possible gating action for ion passage

Isabella L. Karle, Judith L. Flippen-Anderson, S. Agarwalla, P. Balaram

Journal:

Year:

1994

Language:

english

File:

PDF, 995 KB

english, 1994

35

Core directed self-assemblies in the solid state of retro aib bis-peptide dicarboxylic acids: A design strategy for control of molecular orientation in peptides

Isabella L. Karle, Darshan Ranganathan

Journal:

Year:

1995

Language:

english

File:

PDF, 527 KB

english, 1995

36

Two Novel Hexadepsipeptides with Several Modified Amino Acid Residues Isolated from the Fungus Isaria

Gudihal Ravindra, Rappal. S. Ranganayaki, Srinivasa Raghothama, Mandayam C. Srinivasan, Richard D. Gilardi, Isabella L. Karle, Padmanabhan Balaram

Journal:

Chemistry & Biodiversity

Year:

2004

Language:

english

File:

PDF, 364 KB

english, 2004

37

Hybrid Peptide Hairpins Containing α- and ω-Amino Acids: Conformational Analysis of Decapeptides with Unsubstituted β-, γ-, and δ-Residues at Positions 3 and 8

Rituparna S. Roy, Hosahudya N. Gopi, Srinivasarao Raghothama, Isabella L. Karle, Padmanabhan Balaram

Journal:

Chemistry - A European Journal

Year:

2006

Language:

english

File:

PDF, 223 KB

english, 2006

38

Diphenic Acid as a General Conformational Lock in the Design of Bihelical Structures

Isabella L. Karle, Punna Venkateshwarlu, Ramakrishnan Nagaraj, Akella V. S. Sarma, Dolly Vijay, Narahari G. Sastry, Subramania Ranganathan

Journal:

Chemistry - A European Journal

Year:

2007

Language:

english

File:

PDF, 281 KB

english, 2007

39

Hybrid Peptides: Expanding the β Turn in Peptide Hairpins by the Insertion of β-, γ-, and δ-Residues

Rajkishor Rai, Prema G. Vasudev, Kuppanna Ananda, Srinivasarao Raghothama, Narayanaswamy Shamala, Isabella L. Karle, Padmanabhan Balaram

Journal:

Chemistry - A European Journal

Year:

2007

Language:

english

File:

PDF, 441 KB

english, 2007

40

Diphenic Acid as a General Conformation Lock in the Design of Bihelical Structures

Isabella L. Karle, Punna Venkateshwarlu, Ramakrishnan Nagaraj, Akella V. S. Sarma, Dolly Vijay, Narahari G. Sastry, Subramania Ranganathan

Journal:

Chemistry - A European Journal

Year:

2007

Language:

english

File:

PDF, 24 KB

english, 2007

41

ChemInform Abstract: Crystal Solving Procedures Applied to Peptides, Foldamers and Channel Forming Adamantyl/Peptide Hybrid Macrocycles

Isabella L. Karle

Journal:

Year:

1999

File:

PDF, 24 KB

1999

42

ChemInform Abstract: Aspects of Peptide Folding and Aggregation

Isabella L. Karle

Journal:

Year:

1999

File:

PDF, 23 KB

1999

43

ChemInform Abstract: A Unique Example of a Core-Modified Bis-proline Peptide Self-Assembling into an Infinite Hydrogen-Bonded β-Sheet Ribbon: Crystal Structure of Z-ProNH(CH2)2NHPro-Z.

Darshan Ranganatha, M. Gopi Kumar, R. S. K. Kishore, Isabella L. Karle

Journal:

Year:

2001

File:

PDF, 33 KB

2001

44

ChemInform Abstract: A Hybrid Cyclic Bisproline Designed to Adopt a β-Fold: Crystal Structure of Cyclo(ProNHCH2CH2NHProCOCH2CH2 CO).

Darshan Ranganathan, M. Gopi Kumar, Isabella L. Karle

Journal:

Year:

2001

File:

PDF, 31 KB

2001

45

ChemInform Abstract: Self-Assembling, Cystine-Derived, Fused Nanotubes Based on Spirane Architecture: Design, Synthesis, and Crystal Structure of Cystinospiranes.

Darshan Ranganathan, Manoj P. Samant, Isabella L. Karle

Journal:

Year:

2001

File:

PDF, 25 KB

2001

46

Structure Determination of Brominated Morphinan-6-ones by 13C-NMR. Spectroscopy: A novel closure of the oxygen bridge using 4-acetoxymorphinan-6-ones

Arnold Brossi, Fu-Lian Hsu, Kenner C. Rice, Maria D. Rozwadowska, Helmut Schmidhammer, Charles D. Hufford, Chian Chian Chiang, Isabella L. Karle

Journal:

Helvetica Chimica Acta

Year:

1981

Language:

english

File:

PDF, 612 KB

english, 1981

47

TETRAMETHOPRIM and PENTAMETHOPRIM: Synthesis, Antibacterial Properties and X-Ray Structures

Arnold Brossi, Padam N. Sharma, Kimio Takahashi, Joseph F. Chiang, Isabella L. Karle, Gerhard Seibert

Journal:

Helvetica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 384 KB

english, 1983

48

Froschgifte. Isolierung und Struktur von Pumiliotoxin C

John W. Daly, Takashi Tokuyama, Gerhard Habermehl, Isabella L. Karle, Bernhard Witkop

Journal:

European Journal of Organic Chemistry

Year:

1969

File:

PDF, 324 KB

1969

49

Photochemistry of conjugated nitrogen – carbonyl systems, 6. Photodimerization of 2,4-dioxotetrahydropyridines

Eisuke Sato, Reiko Todoriki, Yuichi Kanaoka, Judith L. Flippen, Isabella L. Karle, Bernhard Witkop

Journal:

European Journal of Organic Chemistry

Year:

1988

Language:

english

File:

PDF, 332 KB

english, 1988

50

Aggregation, molecular recognition and the role of water in peptide crystals

Isabella L. Karle

Journal:

Journal of Molecular Structure

Year:

1996

Language:

english

File:

PDF, 273 KB

english, 1996

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