abstract：:Down-regulation of hormonal effects is in the presented simulation related to the number of functional receptors and quantity of available hormonal stimulation. The former is in the model substituted with the quantity of stimulation able to produce a full down-regulation (Hs100) of target cells. The halftime (t1/2) of...

journal_title：Medical hypotheses

authors： Kurbel S,Kurbel B,Dicić M,Ugraji V

更新日期：1996-03-01 00:00:00

abstract：:Organogenesis is the result of cell allocation followed by cell differentiation, and the processes involved are still to be elucidated. Present-day teaching suggests that the cytoplasmic membrane, the extracellular matrix and the cytoskeleton, in combination, are responsible, but the literature also suggests that othe...

journal_title：Medical hypotheses

authors： Drummond R

更新日期：1996-03-01 00:00:00

abstract：:Clinical studies have shown that ionic zinc (Zn2+) dissolved in the mouth shortened manifestations of the common cold significantly, by an unknown mechanism. The observed immediate effect on symptoms is consonant with osmotic transport of Zn2+, placing a temporary chemical clamp on critical nerves. It is proposed that...

journal_title：Medical hypotheses

authors： Novick SG,Godfrey JC,Godfrey NJ,Wilder HR

更新日期：1996-03-01 00:00:00

abstract：:The role of ozone on earth is controversial, as in the stratosphere it is protective against excessive ultra violet irradiation, and in the troposphere it is toxic for animals and plants. The effectiveness of ozone against pathogens is well recognized and ozone appears to be the best agent for sterilization of water. ...

journal_title：Medical hypotheses

authors： Bocci V

更新日期：1996-02-01 00:00:00

abstract：:This hypothesis agrees with Le Vay's suggestion that the two phenomena of childhood behavior and adult sexuality are induced by separate events rather than being two events in a single chain. However, it differs from Le Vay in that it includes the postnatal period, as being of crucial importance in the development of ...

journal_title：Medical hypotheses

authors： Roper WG

更新日期：1996-02-01 00:00:00

abstract：:Submagnetic domain magnetic fluid particles of approximately 10 nm average diameter complexed with CD4 or monoclonal antibody and then injected into the patient, will localize to the cell membrane of the target cell. These ferrofluid particles will interact with an externally applied rotating magnetic field of rapidly...

journal_title：Medical hypotheses

authors： Peasley KW

更新日期：1996-01-01 00:00:00

abstract：:The right timing of surgical intervention in patients with aortic insufficiency is the crucial precondition for optimal postoperative course. To meet this demand, it is essential to have precise knowledge of the pathogenesis of this disease. Within the rabbit model of aortic insufficiency, four periods of adaptational...

journal_title：Medical hypotheses

authors： Simko F

更新日期：1995-12-01 00:00:00

abstract：:Microbial resistance to conventional as well as newly introduced drugs is a hallmark feature of several infectious diseases, notably tuberculosis. It is hypothesized that the greater the selective pressure exerted by increasingly potent drugs, the more rapidly is an organism able to adapt to a drug-containing environm...

journal_title：Medical hypotheses

authors： Basu A,Mistry NF,Antia NH

更新日期：1995-11-01 00:00:00

abstract：:Contralateral central nervous control may be an evolutionary consequence of dependence on the image-forming eye, especially in large organisms. As a result of the topological transformation of the visual stimulus in the pupillary eye, the external environmental hemispace impinges directly upon the contralateral intern...

journal_title：Medical hypotheses

authors： Capozzoli NJ

更新日期：1995-11-01 00:00:00

abstract：:A new approach to antiviral therapy is proposed, taking advantage of the recently investigated innervation of immune tissues by the sympathetic nervous system, which establishes a functional connection between the nervous and the immune system, where the sympathetic nervous system exerts a varying tonic inhibitory inf...

journal_title：Medical hypotheses

authors： Peuschel KE

更新日期：1995-10-01 00:00:00

abstract：:It is suggested that the Persian Gulf Syndrome (PGS) is caused by beef allergy. In the first symptomless phase, as a result of an energetic US Army immunizing program, using sera with adjuvants to produce detectable antibody levels, the subjects not only developed immunity to the targeted substances, but also became s...

journal_title：Medical hypotheses

authors： Hollander DH

更新日期：1995-09-01 00:00:00

abstract：:Malignant hyperthermia (MH) is a rare myopathy inducing severe accident when carriers are exposed to triggering agents. MH susceptibility (MHS) is assessed by pharmacological tests performed on muscle strips. Exertional heat stroke (EHS) is a severe accident occurring during long and strenuous exercise. It has been ob...

journal_title：Medical hypotheses

authors： Bourdon L,Canini F

更新日期：1995-09-01 00:00:00

abstract：:This paper outlines a method of demonstrating hepatitis B virus (HBV)-related transcriptional activity based on the random amplification of cDNA ends (RACE) protocol. Following RNA extraction from the appropriate tissue, cDNA is synthesized using a long oligo d(T) based primer containing unique 5' oligonucleotide sequ...

journal_title：Medical hypotheses

authors： Sallie R

更新日期：1995-08-01 00:00:00

abstract：:For some considerable time, there has been a growing awareness that defective essential fatty acid metabolism plays a causal role in the pathogenesis of both schizophrenia and non-insulin-dependent diabetes mellitus (NIDDM) but the influence of defective essential fatty acid metabolism in the pathogenesis of rheumatoi...

journal_title：Medical hypotheses

authors： Holden RJ

更新日期：1995-08-01 00:00:00

abstract：:Abdominal aortic aneurysms (AAAs) have traditionally been attributed to atherosclerosis, although there is increasing epidemiological, biochemical and genetic evidence that aneurysmal arterial disease is different from occlusive atherosclerosis. One of the most consistent biochemical findings in the aneurysmal aorta i...

journal_title：Medical hypotheses

authors： Norman PE,Wysocki SJ,Lamawansa MD

更新日期：1995-07-01 00:00:00

abstract：:The paper studies how certain topologic features of the nuclear envelope may reorganize entrained transcription via spatial rearrangements of genes carried by distinct chromatids. ...

journal_title：Medical hypotheses

authors： Matioli GT

更新日期：1995-07-01 00:00:00

abstract：:Organisms release their antigens into the environment. Some antigens are volatile and may pass into the blood of other organisms during respiration. Fetal antigens enter the mother's bloodstream through the placenta. Foreign antigens in the blood can cause various chemical changes and may initiate an immune reaction. ...

journal_title：Medical hypotheses

authors： Rumyantsev SN,Grzeszczuk J

更新日期：1995-07-01 00:00:00

abstract：:The water proton spin lattice relaxation time of normal and tumorous tissues of human and radiosensitivity yield a linear relationship. ...

journal_title：Medical hypotheses

authors： Akber SF

更新日期：1995-06-01 00:00:00

abstract：:This paper treats evidence for an increasing recognition of a force with intangible properties in biosystems with special reference to its ability to transport electrons at near 0 degree Kelvin. It is implied that such force, whose demonstration at these temperatures is an experimental contrivance to emphasise its str...

journal_title：Medical hypotheses

authors： Reid BL

更新日期：1995-06-01 00:00:00

abstract：:All kinds of hypotheses have been proposed to explain the mechanism of tumorigenesis. Up until now, we have not had any generally acknowledged model that helps us understand the process. In this paper, I propose a dynamic model of how tumor cells escape the supervision of the immune system; I also examine the possibil...

journal_title：Medical hypotheses

authors： Cai DW

更新日期：1995-05-01 00:00:00

abstract：:The structural rearrangement of human sheathed capillaries in congestive splenomegaly has been considered. In abnormal spleens the external diameter and wall thickness were decreased, while the internal diameter was increased. Moreover, the total length and the absolute number of sheathed capillaries were increased, t...

journal_title：Medical hypotheses

authors： Pallotti C,Pettazzoni P,Slawomirski MR

更新日期：1995-05-01 00:00:00

abstract：:Transcendental mediation (TM) is a stylized form of physical and mental relaxation which is associated with changes in the secretion and release of several pituitary hormones. The hormonal changes induced by TM mimic the effects of the inhibitory neurotransmitter gamma aminobutyric acid (GABA). It is hypothesized that...

journal_title：Medical hypotheses

authors： Elias AN,Wilson AF

更新日期：1995-04-01 00:00:00

abstract：:The hypterphosphorylation of tau proteins is a well-established step in the expression of the pathological features in Alzheimer's disease (AD). While a primary event that links aluminum and AD, the so-called 'aluminum hypotheses', is far from being demonstrated, however, the metal ion could be an important etiologica...

journal_title：Medical hypotheses

authors： Zatta PF

更新日期：1995-03-01 00:00:00

abstract：:An expansion of the 'stable' gene hypothesis proposed previously is the hypothesis that there is a range of genes, some proto-oncogenes and some not, varying from those with multiple copies in the genome, wide distribution among species, and limited mutability because of a specific protective stabilizing mechanism of ...

journal_title：Medical hypotheses

authors： Frei JV

更新日期：1995-02-01 00:00:00

abstract：:Aspirin, today, is an established drug in the regime for the prevention of myocardial infarction, especially in high-risk groups. This use of aspirin has given it a new lease of life in its tenth decade of clinical use. Aspirin is probably the oldest synthetic drug in the Pharmacopoeias today; thus one would have imag...

journal_title：Medical hypotheses

authors： Ghooi RB,Thatte SM,Joshi PS

更新日期：1995-02-01 00:00:00

abstract：:The objective of this study was to test the hypothesis that the regular practice of mindfulness meditation is associated with increased physiological levels of melatonin. Melatonin may be related to a variety of biologic functions important in maintaining health and preventing disease, including breast and prostate ca...

journal_title：Medical hypotheses

authors： Massion AO,Teas J,Hebert JR,Wertheimer MD,Kabat-Zinn J

更新日期：1995-01-01 00:00:00

abstract：:The paper discusses certain dynamic processes leading to meiotic (haploid) partition of chromatids via the chiasmatic mode in mammalian spermatic cells. The achiasmatic case is also reviewed briefly and only in the context of homologs with centromeric braids arrayed in the Para configuration. ...

journal_title：Medical hypotheses

authors： Matioli GT

更新日期：1994-12-01 00:00:00

abstract：:Oral administration of L-arginine in pharmacological doses induces growth hormone and insulin-like growth factor-I responses and stimulates nitric oxide synthesis. Growth hormone and insulin-like growth factor-I are important mediators of bone turnover and osteoblastic bone formation, while nitric oxide is a potent in...

journal_title：Medical hypotheses

authors： Visser JJ,Hoekman K

更新日期：1994-11-01 00:00:00

abstract：:Following observation of fatigue syndromes in people who have been occupationally exposed to pesticides and insecticides which exert their toxicity through the GABAa receptor, we have formulated the hypothesis that fatigue syndromes in general may be secondary to altered sensitivity of the GABAa receptor. We discuss t...

journal_title：Medical hypotheses

authors： Corrigan FM,MacDonald S,Brown A,Armstrong K,Armstrong EM

更新日期：1994-10-01 00:00:00

abstract：:Depression is often associated with insulin resistance, owing to cortisol overproduction; conversely, many studies suggest that diabetics are at increased risk for depression. Recent evidence indicates that insulin is transported through the blood-brain barrier and influences brain function via widely distributed insu...

journal_title：Medical hypotheses

authors： McCarty MF

更新日期：1994-10-01 00:00:00

abstract：:In a recent paper it was argued that all stem cells are small motile cells, the haemopoietic stem cell being no exception. Although haemopoietic stem cells arise and mature in an extravascular milieu, they are present in small numbers in the peripheral circulation, where they have a lymphocyte-like appearance, and in ...

journal_title：Medical hypotheses

authors： Drummond R

更新日期：1994-09-01 00:00:00

abstract：:The biophysical processes during electroconvulsive therapy (ECT) are discussed. The multilayer head structure causes a shunting and spreading of the major portions of the current all over the extracranial tissues. The final effect is that only a small percentage of the injected current passes into the brain. The secon...

journal_title：Medical hypotheses

authors： Zyss T

更新日期：1994-08-01 00:00:00

abstract：:Genome imprinting has an essential role in normal embryonal mammalian development. Starting early in differentiation, the transcripts of certain human genes, e.g. the paternally-H19 and the maternally-imprinted IGF2, are expressed in specific tissues and organs during fetal life. In several malignant disorders, imprin...

journal_title：Medical hypotheses

authors： Biran H,Ariel I,De Groot N,Hochberg A

更新日期：1994-08-01 00:00:00

abstract：:It is suggested that chronic fatigue syndrome/fibromyalgia is caused by virus injury to the calcium channels leading to larger quantities than usual of calcium ions entering the striated muscle cells. Should this be true, then treatment with a calcium antagonist (CA) may possibly be of value. ...

journal_title：Medical hypotheses

authors： Lund-Olesen LH,Lund-Olesen K

更新日期：1994-07-01 00:00:00

abstract：:A hypothetical pathogenesis for a typical case of amyotrophic lateral sclerosis (ALS) follows from opinions of Rowland and results of neuroscientists at Baylor. ALS might typically result from an autoimmune disorder that causes IgG to enhance release of acetylcholine (ACh) from axon terminals. Motor neuron overactivit...

journal_title：Medical hypotheses

authors： Brown DW

更新日期：1994-06-01 00:00:00

abstract：:Recently, a theory has been postulated that suggests that vital enzymes in ingested food interact synergistically with enzymes within the human body and more specifically with enzymes in the digestive tract. Alterations in food enzymes induced by bulk processing including heating and irradiation and also the addition ...

journal_title：Medical hypotheses

authors： Prochaska LJ,Piekutowski WV

更新日期：1994-06-01 00:00:00

abstract：:A general theory of neural circuitry is proposed wherein neural impulses travel in a continuous circuit from the brain to the extremities and back to the brain. At the extremities the impulse may be modified by the environment there. At the spinal column the return signal is compared with the outgoing signal and the a...

journal_title：Medical hypotheses

authors： Kingham DJ

更新日期：1994-05-01 00:00:00

abstract：:Foster found areas with the highest incidence of SIDS in USA in 1983-1984 coincided with the highest areas recorded with the highest incidence of goitre in First World War troops (1). Reid compared the two populations described as having the highest incidence of SIDS worldwide. Both were selenium deficient areas (King...

journal_title：Medical hypotheses

authors： Reid G,Tervit H

更新日期：1994-04-01 00:00:00

abstract：:Lymphocytes of the CD8 phenotype play an important role in controlling viral burden in HIV-1 infection. Cytotoxic CD8+ T lymphocytes (CTL) can kill HIV-infected cells and in addition, are able to secrete a soluble factor that inhibits HIV replication. In most cases, HIV-infected individuals experience an unexplained C...

journal_title：Medical hypotheses

authors： Mercure L,Wainberg MA

更新日期：1994-03-01 00:00:00

abstract：:Epidemiological studies reveal that chronic alcoholics exhibiting liver disease are generally malnourished. Experimental studies unequivocally demonstrate that incidence of malnutrition cannot be avoided in animals fed liquid diets containing high concentrations of alcohol. Furthermore, ingestion of additional amounts...

journal_title：Medical hypotheses

authors： Sankaran H,Larkin EC,Rao GA

更新日期：1994-02-01 00:00:00