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  1. No Access

    Article

    Diameters of the Liquid–Liquid Coexistence Curves of Aqueous Solutions of Tetrahydrofuran

    The diameters of the coexistence curves of aqueous solutions of tetrahydrofuran and two quasibinary, isotopically related mixtures near their lower consolute points are analyzed in terms of different compositi...

    A. Oleinikova, H. Weingärtner in International Journal of Thermophysics (2002)

  2. No Access

    Article

    Encoding, remembering and awareness in lorazepam-induced amnesia

    The effects of lorazepam (1,2 mg) and placebo on encoding, remembering and awareness were assessed in a study with 54 healthy volunteers. All subjects studied stimulus materials in a levels of processing (L-o-...

    H. V. Curran, S. Barrow, M. Lader, M. Bernik, H. Weingartner in Psychopharmacology (1995)

  3. No Access

    Article

    Comparison of the spectrum of cognitive effects of alprazolam and adinazolam after single doses in healthy subjects

    Single doses of alprazolam (0, 0.5, 1.5 mg) or adinazolam mesylate sustained release tablets (SR) (0, 15, 45 mg) were administered to separate groups of 12 healthy men in a crossover design. Psychomotor perfor...

    J. C. Fleishaker, P. D. Garzone, J. H. Chambers, K. Sirocco… in Psychopharmacology (1995)

  4. No Access

    Article

    Light-scattering investigations of the liquid-liquid phase transition of the ionic system: Trimethylethyl-ammonium bromide in chloroform

    Phase diagrams and light-scattering measurements of solutions of trimethylethyl-ammonium bromide in chloroform (ε=4.72 at 25 C) with an ethanol content of 1% are reported. The system has a lower critical point...

    S. Wiegand, M. Kleemeier, J. M. Schröder… in International Journal of Thermophysics (1994)

  5. No Access

    Article

    Anomalous H+ and D+ conductance in H2O–D2O mixtures

    A KNOWLEDGE of proton-transfer dynamics and hydrogen-bonding in water and aqueous solutions is necessary for the understanding of many important chemical and biological processes. For example, quantum effects ...

    H. Weingärtner, C. A. Chatzidimttriou-Dreismann in Nature (1990)

  6. No Access

    Article

    Intravenous nicotine in Alzheimer's disease: a pilot study

    In the first study to examine direct nicotinic augmentation of central cholinergic functioning in Alzheimer's disease, six patients were studied in an intensive pilot study with three doses (0.125, 0.25, and 0...

    P. A. Newhouse, T. Sunderland, P. N. Tariot, C. L. Blumhardt… in Psychopharmacology (1988)

  7. No Access

    Chapter and Conference Paper

    Clinical Relevance of Effects of Benzodiazepines on Learning and Memory

    The effects of benzodiazepines on learning and memory are examined in the various clinical situations in which these drugs are used. Alterations in performance arising from the conditions for which benzodiazep...

    R. G. Lister, H. Weingartner, M. J. Eckardt… in Benzodiazepine Receptor Ligands, Memory an… (1988)

  8. No Access

    Article

    Cognitive effects of l-deprenyl in Alzheimer's disease

    Monoamine neurotransmitter systems, along with cholinergic systems, are known to play important roles in cognition, and are disrupted in at least some patients with dementia of the Alzheimer type (DAT). This s...

    P. N. Tariot, T. Sunderland, H. Weingartner, D. L. Murphy… in Psychopharmacology (1987)

  9. No Access

    Chapter and Conference Paper

    Pharmacodynamic Approaches to Benzodiazepine Action in Man

    Since their introduction, the benzodiazepines have become one of the most widely prescribed class of drugs in the world (Baum et al. 1985). Despite the extensive clinical experience with these drugs it is only...

    D. W. Hommer, V. Matsuo, O. M. Wolkowitz… in Clinical Pharmacology in Psychiatry (1987)

  10. No Access

    Article

    Nuclear spin relaxation and intermolecular interactions

    H G Hertz, A Kratochwill, H Weingärtner in Proceedings of the Indian Academy of Scien… (1985)

  11. No Access

    Chapter

    Effects of Lecithin on Memory and Plasma Choline Levels: A study in Normal Volunteers

    Administration of choline (Ch) or lecithin (phosphatidylcholine), the biosynthetic precursors of acetylcholine (ACh) may increase functional cholinergic neurotransmission (1,14,15). Ch has been reported to inc...

    J. C. Gillin, N. Sitaram, H. Weingartner, C. Crammer, I. Hanin in Cholinergic Mechanisms (1981)

  12. No Access

    Article

    Retrograde enhancement of human memory with alcohol

    In two experiments with normal male subjects, the ingestion of alcohol (1 ml/kg) immediately after learning significantly improved subsequent remembering. By comparison, marijuana (15 mg) had no significant po...

    E. S. Parker, I. M. Birnbaum, H. Weingartner, J. T. Hartley… in Psychopharmacology (1980)

  13. No Access

    Article

    Magnetische Relaxation durch Quadrupolwechselwirkung von Ionenkernen in nicht-wäßrigen Elektrolytlösungen. 1. Mitt. Grenzwerte für unendliche Verdünnung

    H. Weingärtner, H. G. Hertz in Colloid and Polymer Science (1980)

  14. No Access

    Chapter

    Central vasopressin function in affective illness

    This paper reports preliminary findings which show that in drug-free manic-depressive patients, both the cerebrospinal fluid levels of arginine vasopressin (AVP) and the plasma AVP response to hypertonic salin...

    P. W. Gold, Dr F. K. Goodwin, J. C. Ballenger, H. Weingartner… in Hormones and the Brain (1980)

  15. No Access

    Article

    Nuclear magnetic relaxation and ionic solvation of23Na+ and81Br− in aqueous mixtures of simple amides

    Ion-solvent interactions of Na+ and Br− in binary aqueous mixtures of formamide,N-methylformamide (NMF), andN,N-dimethylformamide (DMF) are studied by use of23Na and81Br magnetic relaxation times, extrapolated to...

    M. Holz, H. Weingärtner, H. G. Hertz in Journal of Solution Chemistry (1978)

  16. No Access

    Article

    Some structural aspects in binary aqueous mixtures of simple amides from rotational molecular motions

    Nuclear magnetic relaxation rates of2D and14N in binary aqueous mixtures of formamide,N-methylformamide (NMF), andN,N-dimethylformamide (DMF) are reported as a function of the mixture composition. From these intr...

    H. Weingärtner, M. Holz, H. G. Hertz in Journal of Solution Chemistry (1978)

  17. No Access

    Article

    Die Struktur des Solvationskomplexes von Li+ in Ameisensäure. Eine Untersuchung mit Hilfe der kernmaenetischen Relaxationszeitmessune. kombiniert mit LCGO-MO-SCF-Rechnungen

    G. H. Hertz, H. Weingärtner, R. M. Rode in Colloid and Polymer Science (1978)