abstract：:Despite the aforementioned complications, noninvasive saliva collection has provided the medical and research community with an excellent medium for the monitoring of plasma steroid levels. This noninvasive method has permitted the evaluation and assessment of a multitude of endocrine studies that would have been extr...

journal_title：Annals of the New York Academy of Sciences

authors： Quissell DO

更新日期：1993-09-20 00:00:00

abstract：:In rats, arginine vasopressin augments bradycardia associated with baroreflex activation. We investigated whether modulation of peripheral cardiac parasympathetic nerve function by AVP may play a role in this effect. To accomplish this we utilized an in vivo model with which we previously demonstrated both adrenergic ...

journal_title：Annals of the New York Academy of Sciences

authors： Pardini BJ,Lund DD,Schmid PG

更新日期：1993-07-22 00:00:00

abstract：:TGF beta is a cytokine which is involved with the regulation of different aspects of host defense responses to injury. Overexpression of TGF beta can lead to the conversion of its protective functions to pathogenetic manifestations. TGF beta is a potent factor in promoting anabolic aspects in connective tissue metabol...

journal_title：Annals of the New York Academy of Sciences

authors： Lotz M,Seth P

更新日期：1993-06-23 00:00:00

abstract：:A remarkable "steroid sparing" effect of Saiboku-to was noted within 6 to 12 months of treatment in steroid-dependent asthmatic patients. Saiboku-to spared the downregulation of glucocorticoid receptor of human lymphocytes, plasma ACTH, and cortisol levels. It also spared downregulation of beta 2 receptor by beta 2 ag...

journal_title：Annals of the New York Academy of Sciences

authors： Nakajima S,Tohda Y,Ohkawa K,Chihara J,Nagasaka Y

更新日期：1993-06-23 00:00:00

abstract：:Bone marrow cells of various animal species and the human produce a group of bioregulatory peptides called myelopeptides (MPs). A highly purified myelopeptide (MP) fraction and some individual molecules have been isolated from the supernatant of the porcine bone marrow cell culture by successive gel chromatography and...

journal_title：Annals of the New York Academy of Sciences

authors： Petrov RV

更新日期：1993-06-23 00:00:00

abstract：:In humans any effects of dietary saturated fats or omega-6 polyunsaturates on blood pressure appear to be mediated by changes in caloric intake and long-term weight changes. In contrast, omega-3 fatty acids have a mild antihypertensive effect which is seen most clearly in untreated subjects with higher blood pressures...

journal_title：Annals of the New York Academy of Sciences

authors： Beilin LJ

更新日期：1993-06-14 00:00:00

abstract：:In hereditary HTG rats, basal systolic blood pressure using tail-cuff sphygmomanometry was significantly higher (122.1 +/- 2.1 mm Hg; n = 16) than that in NTG animals (107.1 +/- 1.52; n = 16). A low salt diet did not influence blood pressure in NTG rats during the consecutive 4 weekly periods. However, in the second w...

journal_title：Annals of the New York Academy of Sciences

authors： Lichardus B,Seböková E,Jezová D,Mitková A,Zemánková A,Földes O,Vrána A,Klimes I

更新日期：1993-06-14 00:00:00

abstract：:Members of the steroid receptor superfamily, like other transcription factors, can function as transcriptional inducers as well as repressors of transcription. The mechanisms by which repression is achieved seem to be specific for the factors and [table: see text] regulatory sequences involved. Many and perhaps all of...

journal_title：Annals of the New York Academy of Sciences

authors： Renkawitz R

更新日期：1993-06-11 00:00:00

abstract：:We have heard a wide-ranging set of talks on cosmology and high energy astrophysics at this conference. All I can really do in this short talk is to present my subjective impression of an arbitrary selection of highlights. ...

journal_title：Annals of the New York Academy of Sciences

authors： Rees MJ

更新日期：1993-06-01 00:00:00

abstract：:The implications of recent precision Z-pole, W mass, and weak neutral current data for testing the standard electroweak model, constraining that t quark and Higgs masses, αs (MZ), and grand unification are discussed. A fit to all data yields sin(2)θw(MZ)= 0.2325 ± 0.0024 (on-shell), where the uncertainties are mainly ...

journal_title：Annals of the New York Academy of Sciences

authors： Langacker P

更新日期：1993-06-01 00:00:00

abstract：:Lesion, stimulation, and pharmacological studies point to separate hypothalamic control of pulsatile FSH and LH secretion. LH release is controlled by a region extending from the preoptic area to the anterior and mid-median eminence, whereas FSH release is controlled by a region extending from the dorsal anterior hypo...

journal_title：Annals of the New York Academy of Sciences

authors： McCann SM,Marubayashi U,Sun HQ,Yu WH

更新日期：1993-05-28 00:00:00

abstract：:Eight children with congenital adrenal hyperplasia and late initiation of corticosteroid treatment are included in the present study. Four of them received LHRHa treatment for the arrest of central precocious puberty, while the other four served as controls. The administration of LHRHa was effective in arresting the m...

journal_title：Annals of the New York Academy of Sciences

authors： Dacou-Voutetakis C,Karidis N

更新日期：1993-05-28 00:00:00

abstract：:Many studies have now indicated that micronutrients, such as the carotenoids, tocopherols, and ascorbic acid, can prevent mutagenesis, genotoxic effects, or malignant transformation in bacteria and mammalian tissue, either in cell culture or in organ culture. In addition, multiple papers report that some of these micr...

journal_title：Annals of the New York Academy of Sciences

authors： Krinsky NI

更新日期：1993-05-28 00:00:00

abstract：:The lysosomal system has often been considered a prominent morphologic marker of distressed or dying neurons. Lysosomes or their constituent hydrolases have been viewed in different neuropathologic states as either initiators and direct agents of cell death, agents of cellular repair and recompensation, effectors of e...

journal_title：Annals of the New York Academy of Sciences

authors： Nixon RA,Cataldo AM

更新日期：1993-05-28 00:00:00

abstract：:Deprivation of sympathetic neurons of their physiological neurotrophic factor, nerve growth factor (NGF), leads to degeneration of soma and neurites, followed by loss of viability. The progression of degeneration and death are dependent upon macromolecular synthesis indicating an active participation of neuronal metab...

journal_title：Annals of the New York Academy of Sciences

authors： Deckwerth TL,Johnson EM Jr

更新日期：1993-05-28 00:00:00

abstract：:We have examined the expression of several genes whose transcripts have increased levels in Alzheimer's disease and have found heterogeneity in these levels in different patients with this condition. The level of expression of these genes was compared to different clinical and pathological aspects of the disease. A ca...

journal_title：Annals of the New York Academy of Sciences

authors： Duguid JR,Trzepacz C,Kemper T,Tourtellote WW,Volicer L

更新日期：1993-05-28 00:00:00

abstract：:Flow cytometers are instruments that can determine multiparameter data simultaneously and have a great potential in providing unique information about cells. To transfer this potential to the clinical laboratory, the development and the proper use of standards and calibrators are required to ensure comparability and r...

journal_title：Annals of the New York Academy of Sciences

authors： Schwartz A,Fernández-Repollet E

更新日期：1993-03-20 00:00:00

abstract：:Calpain, an inactive proenzyme, translocates from the cytosol to the membrane upon binding calcium, and is activated at the membrane in the presence of calcium and PIP2. Activated calpain is very unstable and presumably used only once. Thus the primary targets of calpain are considered to be membrane or membrane-assoc...

journal_title：Annals of the New York Academy of Sciences

authors： Suzuki K,Saido TC,Hirai S

更新日期：1992-12-31 00:00:00

abstract：:Clinical and experimental gerontologists are extremely interested in lipoproteins as well as in new methods for investigating and probing the apolipoprotein pattern. Using immunofixation electrophoresis, we separated free apolipoprotein A-1 from the apo A-1 associated with high-density lipoproteins. Free apolipoprotei...

journal_title：Annals of the New York Academy of Sciences

authors： Giunta S,Maddalena-Peruzzi A,Gaudio MR,Semprini A

更新日期：1992-12-26 00:00:00

abstract：:The thymus produces several putative thymic hormones: thymosin alpha 1, thymulin, and thymopoietin, which have been reported to circulate and to act on both prothymocytes and mature T cells in the periphery, thus maintaining their commitment to the T cell system. These endocrine influences decline with age and are ass...

journal_title：Annals of the New York Academy of Sciences

authors： Hadden JW,Malec PH,Coto J,Hadden EM

更新日期：1992-12-26 00:00:00

abstract：:Patient privacy is one of the major issues in the development of modern clinical information system networks. Such networks will have to demonstrate an appropriate concern for privacy as a precondition of operation. Regulatory effectiveness analysis is a novel technique for measuring compliance with a technological re...

journal_title：Annals of the New York Academy of Sciences

authors： Brannigan VM

更新日期：1992-12-17 00:00:00

abstract：:The molecular biological approach has provided important information toward understanding the complexities of the F0F1 ATPase. This article focuses on our recent results on the ATPase catalytic site contained in the beta subunit and the role of the gamma subunit in regulation of proton transport. We used a combination...

journal_title：Annals of the New York Academy of Sciences

authors： Nakamoto RK,Shin K,Iwamoto A,Omote H,Maeda M,Futai M

更新日期：1992-11-30 00:00:00

abstract：:A number of important themes emerge from our compartmental analyses of Na,K-ATPase biosynthesis in response to ionic stimuli. The ubiquitous alpha 1 beta 1 type sodium pump evolved to generate and maintain transmembrane Na+ and K+ gradients, and there are cell-type specific mechanisms of increasing synthesis and decre...

journal_title：Annals of the New York Academy of Sciences

authors： McDonough AA,Azuma KK,Lescale-Matys L,Tang MJ,Nakhoul F,Hensley CB,Komatsu Y

更新日期：1992-11-30 00:00:00

abstract：:Thymic tolerance depends on induction of apoptosis (programmed cell death) in immature thymocytes by antigen/MHC complexes on dendritic cells (and possibly other bone marrow-derived APCs). Interactions with antigen/MHC complexes on thymic epithelial cells promote maturation of double-positive thymocytes to single-posi...

journal_title：Annals of the New York Academy of Sciences

authors： Owen JJ,Jenkinson EJ

更新日期：1992-11-21 00:00:00

abstract：:We have employed antisense methods to study the transcriptional functions of c-fos protein (Fos). Clones expressing inducible anti-fos RNA have been employed to inhibit c-fos expression, resulting in activation of c-fos transcription by inhibiting its normal repressor function. The sites of negative regulation by Fos ...

journal_title：Annals of the New York Academy of Sciences

authors： Holt JT

更新日期：1992-10-28 00:00:00

abstract：:Conventional and thiophosphonate-derivatized oligonucleotides were employed to specifically regulate functional gene expression in murine T-cell hybridomas. For example, induction of apoptotic cell death following activation of T-cell hybridomas was examined using antisense oligonucleotides corresponding to several pr...

journal_title：Annals of the New York Academy of Sciences

authors： Green DR,Zheng H,Shi Y

更新日期：1992-10-28 00:00:00

abstract：:Tocopherols and tocotrienols (vitamin E) and ascorbic acid (vitamin C) as well as the carotenoids react with free radicals, notably peroxyl radicals, and with singlet molecular oxygen (1O2), this being the basis of their function as antioxidants. RRR-alpha-tocopherol is the major peroxyl radical scavenger in biologica...

journal_title：Annals of the New York Academy of Sciences

authors： Sies H,Stahl W,Sundquist AR

更新日期：1992-09-30 00:00:00

abstract：:Although the evidence for oxidative stress for air pollution in the human lung is fragmentary, the hypothesis that oxidative stress is an important, if not the sole, mechanism of toxicity of oxidizing air pollutants and tobacco smoke is compelling and growing. First, biochemical mechanisms have been worked out for oxi...

journal_title：Annals of the New York Academy of Sciences

authors： Menzel DB

更新日期：1992-09-30 00:00:00

abstract：:Olivary fibers express CGRP-LI until the nest phase of their development and never in the next postnatal steps, that is, the "capuchon" stage. Together with other results presented in this volume regarding the postnatal development of CGRP binding sites in the cerebellar cortex, these immunohistologic findings suggest...

journal_title：Annals of the New York Academy of Sciences

authors： Morara S,Rosina A,Provini L

更新日期：1992-06-30 00:00:00

abstract：:Alterations in brain distribution of 11C-MAP, 14C-MAP, and 123I-IMP in MAP- and cocaine-sensitized animals were examined to investigate the mechanism involved in increased dopaminergic transmission and behavioral sensitization. First, a significant increase in 11C-MAP radioactivity in the striatum and hypothalamus was...

journal_title：Annals of the New York Academy of Sciences

authors： Numachi Y,Yoshida S,Inosaka T,Sato M,Mizugaki M,Kimura K,Hishinuma T

更新日期：1992-06-28 00:00:00

abstract：:A trial was carried out in alpacas (Lama pacos) and llamas (Lama glama) to determine the economic benefits of controlling both external and internal parasites by the use of ivermectin ("Ivomec," Merck Sharp & Dohme). After four months the treated male alpacas gained on average 3.1 kg more than the untreated males, and...

journal_title：Annals of the New York Academy of Sciences

authors： Windsor RS,Windsor RH,Teran M

更新日期：1992-06-16 00:00:00

abstract：:Decreased postural stability is observed in most astronauts immediately following spaceflight. Because ataxia may present postflight operational hazards, it is important to determine the incidence of postural instability immediately following landing and the dynamics of recovery of normal postural equilibrium control....

journal_title：Annals of the New York Academy of Sciences

authors： Paloski WH,Reschke MF,Black FO,Doxey DD,Harm DL

更新日期：1992-05-22 00:00:00

abstract：:We studied 13 patients with unilateral peripheral vestibular lesions following removal of acoustic neurinomas. The time constant of the VOR after surgery was 6.4 +/- 2.6 seconds (normal is 18.5 +/- 7.7 seconds). The time constant of OKAN after surgery was 7.2 +/- 1.8 seconds (normal is 11.3 +/- 3.2 seconds). The mean ...

journal_title：Annals of the New York Academy of Sciences

authors： Hain TC,Zee DS

更新日期：1992-05-22 00:00:00

abstract：:The observation that murine B-cell populations can contain relatively large numbers of cells that produce IgM with the ability to lyse bromelain-treated mouse erythrocytes (BrMRBC), but not normal untreated MRBC, was made nearly 20 years ago. The major observations regarding the antigen specificity, the cells that pro...

journal_title：Annals of the New York Academy of Sciences

authors： Arnold LW,Haughton G

更新日期：1992-05-04 00:00:00

abstract：:Indoor air pollution occurs as an undesirable consequence of urbanization, energy conservation, indoor bioaerosol contamination, and use of synthetic materials and new technologies, and has become a worldwide concern. It is important to comprehend not only the diversity of pollutant hazards but also to develop novel m...

journal_title：Annals of the New York Academy of Sciences

authors： Brooks BO,Aldrich FD,Utter GM,DeBroy JA,Schimke RD

更新日期：1992-04-30 00:00:00

abstract：:Mytilus edulis, a marine bivalve mollusc, contains hemocytes that share certain properties with cells of the human monocyte-macrophage lineage. Because of this and previously reported similar responses to opioids between Mytilus hemocytes and human granulocytes, we determined whether Mytilus might also possess monokin...

journal_title：Annals of the New York Academy of Sciences

authors： Hughes TK Jr,Smith EM,Leung MK,Stefano GB

更新日期：1992-04-15 00:00:00

abstract：:There is a significant increase in the percentage and absolute number of activated lymphocytes (OKT10+, IL2R1+) after ECT treatment of major depressive disorder. There is an acute decrease in the absolute number of total lymphocytes, T8+ and Leu11+ cells one hour after a single ECT. ...

journal_title：Annals of the New York Academy of Sciences

authors： Fischler B,Bocken R,Schneider I,De Waele M,Thielemans K,Derde MP

更新日期：1992-04-15 00:00:00

abstract：:In this chapter, we have presented evidence for several potential levels of interaction of NT/N gene products with dopaminergic systems of the brain. We have focused on one manifestation of this interaction related to the effects of antipsychotic drugs on expression of the NT/N gene in two anatomically discrete popula...

journal_title：Annals of the New York Academy of Sciences

authors： Merchant KM,Dobie DJ,Dorsa DM

更新日期：1992-01-01 00:00:00

abstract：:In summary, immediate hypersensitivity reactions to luminal antigens occur in the intestine and result in pathophysiology including increased permeability and ion secretion. The mechanism involves activation of mast cells with neural amplification (FIG. 5). Released mediators/neurotransmitters may act independently or...

journal_title：Annals of the New York Academy of Sciences

authors： Perdue MH,Kosecka U,Crowe S

更新日期：1992-01-01 00:00:00

abstract：:In in vitro test systems, chrysotile is markedly toxic, causes chromosomal aberrations, and is capable of inducing morphological and preneoplastic transformation. In carefully designed animal experiments, chrysotile produces lung cancer and mesothelioma as effectively as do the amphiboles tested. Human population stud...

journal_title：Annals of the New York Academy of Sciences

authors： Harington JS

更新日期：1991-12-31 00:00:00