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Sunday, July 12, 2020 | History

2 edition of study of the structural and hormonal reactions of the pituitary body of rats exposed to cold found in the catalog.

study of the structural and hormonal reactions of the pituitary body of rats exposed to cold

S. E. Brolin

study of the structural and hormonal reactions of the pituitary body of rats exposed to cold

illustrating the regulatory influence of the anterior lobe on the thyroid gland.

by S. E. Brolin

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  • 19 Currently reading

Published by H. Ohlssons boktr. in Lund .
Written in English

    Subjects:
  • Pituitary gland.

  • Edition Notes

    SeriesActa anatomica., 3
    Classifications
    LC ClassificationsQL801 .A222 no. 3
    The Physical Object
    Pagination165 p.
    Number of Pages165
    ID Numbers
    Open LibraryOL6118290M
    LC Control Number52022481
    OCLC/WorldCa11620668

      One study at UMass found that rats repeatedly stressed by exposure to a life-threatening cold and being deprived of maternal contact immediately after birth became hyper-responsive to :// Male fertility is multifaceted and its integrity is as well multifactorial. Normal spermatogenesis is dependent on competent testicular function; namely normal anatomy, histology, physiology and hormonal regulation. Lifestyle stressors, including sleep interruption and even deprivation, have been shown to seriously impact male fertility. We studied here both the effects and the possible

    A study termed "Project Ice Storm" attempted to determine the timing of the effects of maternal stress on the offspring using human subjects. In this case over 3 million people were unfortunately exposed to extreme cold due to power outages This study revealed an abnormality in fingerprint formation in offspring of mothers exposed to the ?pid=S&script=sci_arttext&tlng=en. -Greenbough's poor rats and rich rats study: raised rats in two environments, one basic cage, the other with toys and such, --Results: change in brain, rich rats smarter. Does not work in humans ://

      THE HYPOTHALAMO-pituitary-adrenocortical (HPA) axis is a vital regulator of homeostasis in vertebrates. Real or perceived dangers are interpreted by the brain, and appropriate physiological reactions ensue to restore ://   Studies in young adult rats indicated that previous exposure to chronic stress during adolescence resulted in reduced structural plasticity in the hippocampus and prefrontal cortex and increased plasticity in the amygdala (Eiland, Ramroop, Hill, Manely, & McEwen, ; Isgor, Kabbaj, Akil, & Watson, ).


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Study of the structural and hormonal reactions of the pituitary body of rats exposed to cold by S. E. Brolin Download PDF EPUB FB2

Author(s): Brolin,S E(Sven Elov) Title(s): A study of the structural and hormonal reactions of the pituitary body of rats exposed to cold, illustrating the regulatory Endocrinol BREM. Cited in book by C.

Genes, "Nervous System and Internal Secretion," p. Medgiz, Moscow. BROLIN, S. Study of structural and hormonal reactions of pituitary body of rats REGULATORY INFLUENCES ON THE THYROID GLAND exposed to cold; illustrating regulatory influence of anterior lobe on thyroid A study of the structural and hormonal reactions of the pituitary body of rats exposed to cold.

Acta. Anatomica, 1 (II): Darrow, D. C, and E. Sarason, Some effects of low atmospheric pressure on rats. Clinical Investigation, AdM ( mg/g body weight) for 1 week. In the cold stress treatment group, animals were exposed to +10°C cold for a week.

In the cold stress+AdM treatment groups, both animals were exposed to +10°C cold for 1 week and were given AdM i.p. at a single dose of mg/g body weight for a week.

At the end of the experiment, the rats were killed by SUMMARY. Experiments were performed to study the effects of s-triazine herbicides, atrazine* and prometryne, on 5α-dihydrotestosterone (5α-DHT) receptor complex formation and on the activity of the 5α-reductase and 3α-hydroxysteroid dehydrogenase system in the anterior pituitary of male sucrose density gradient separation, it was found that in the presence of mmol of atrazine Hormones, Brain and Behavior, Third Edition offers a state-of-the-art overview of hormonally-mediated behaviors, including an extensive discussion of the effects of hormones on insects, fish, amphibians, birds, rodents, and humans.

Entries have been carefully designed to provide a valuable source of information for students and researchers in immune system responses to stress Stress and a variety of psychiatric illnesses, notably the affective disorders, may be associated with immunosuppression (Khansari et al., ).

However, studies attempting to link various forms of stress to an increased susceptibility to infectious diseases or malignancies seldom include direct measurements   Male Sprague-Dawley rats were randomly divided into two groups and respectively exposed to heat (32°C) or to room temperature (24°C).

After 7 days of heat exposure, the heat-stress rat model was established. The organ coefficients of the pituitary and adrenal glands were determined. The body temperature was measured by ://   This contribution is a completely updated and expanded version of the four prior analogous reviews that were published in this journal in,and In the case of all approved therapeutic agents, the time frame has been extended to cover the 34 years from January 1,to Decemfor all diseases worldwide, and from (earliest so far identified) to December Lupron, Estradiol and the Mitochondria: A Pathway to Adverse Reactions Author: Chandler Marrs, PhD 34 Comments Share: Leuprolide, more commonly known as Lupron, is the GnRH agonist prescribed for endometriosis, uterine fibroids, cysts, undiagnosed pelvic pain, precocious puberty, during infertility treatments, to treat some cancers, and a host The aim of the present study was to investigate the effect of acute heat stress on the neuroendocrine and immunological function in rats.

Male Sprague‑Dawley rats were randomly divided into two groups and respectively exposed to heat (32˚C) or to room temperature (24˚C).

According to the concept of dual neurohormonal control (Polenov,), the regulation of adaptive reactions is carried out “by interaction of peptide and monoamine neurohormones (NH).Peptide NH are produced by the Gomori-positive NSC of the supraoptic, post optic and paraventricular nuclei as well as by those in numerous additional groups of the NSC in Mammalia and in the homologous Stress has a different meaning for different people under different conditions.

The first and most generic definition of stress was that proposed by Hans Selye: "Stress is the nonspecific response In this study, adult male Wistar rats were exposed to TAP at the dose of and mg/kg bodyweight (~1/th and 1/50th of LD50) for 24 weeks and serum contents of Study text pages and ; refer to Figures and While attempting to discover a new sex hormone, Selye injected crude ovarian extracts into rats.

Repeatedly, he found the following triad of structural changes: (1) enlargement of the cortex of the adrenal gland, (2) atrophy of the thymus gland and other lymphoid structures, and This is achieved through a cascade of hormonal reactions involving the hypothalamus, the pituitary gland and the adrenal cortex [28] (Fig.

The activation of the stress response begins with the Most hormones are steroids or amino acid-based. Most hormones are amino acid-based. Molecular size varies widely in this group - from simple amino acid derivatives (which include thyroxine constructed from the amino acid tyrosine and amines), to peptides (short   Systemic versus Local Effects.

Hormones act on multiple organs and affect each other’s synthesis and secretion. Estrogens, for instance, control the reproductive tract and the gonads as well as the skeletal system and the cardiovascular system (Stampfer et al. ; McDonnell and Norris ; Couse and Korach ).They also act on the pituitary gland to stimulate prolactin synthesis and   The aim of this study was to evaluate the protective effect of vitamin C on chronic carbamazepine-induced reproductive toxicity in male Wistar rats.

Four groups of 10 rats were respectively exposed to distilled water (2 ml/kg), vitamin C ( mg/kg), carbamazepine (20 mg/kg) and vitamin C followed by CBZ, after 30 :// In the cold stress+AdM treatment groups, both animals were exposed to +10°C cold for 1 week and were given AdM i.p.

at a single dose of µg/g body weight for a week. At the end of the experiment, the rats were killed by i.p. injection of ketamine/xylazine hydrochloride (20/2 mg/kg body weight) and the liver, lung, brain and heart were.

TRH is a well-known regulator of the HPT (Hypothalamus-Pituitary-Thyroid) axis (Muller-Fielitz et al. ; Ortiga-Carvalho et al. ). In the presence of its ligand, T 3, the nuclear TR Study finds that form of therapy which uses electric current blunted activity in rats’ hormonal pathway linked to stress, chronic pain and mood.

A biological mechanism explaining part of the mystery of acupuncture has been pinpointed by scientists studying ://  RESEARCH Open Access Attenuation of sleep deprivation dependent deterioration in male fertility parameters by vitamin C Nermin I.

Rizk1, Mohamed S. Rizk2, Asmaa S. Mohamed3 and Yahya M. Naguib1* Abstract Purpose: Male fertility is multifaceted and its integrity is as well ://