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_name
Med Hypothesesjournal_title
Medical hypothesesauthors
Matioli GTdoi
10.1016/0306-9877(95)90202-3subject
Has Abstractpub_date
1995-07-01 00:00:00pages
51-3issue
1eissn
0306-9877issn
1532-2777pii
0306-9877(95)90202-3journal_volume
45pub_type
杂志文章abstract::Meditation is a complex mental process involving changes in cognition, sensory perception, affect, hormones, and autonomic activity. Meditation has also become widely used in psychological and medical practices for stress management as well as a variety of physical and mental disorders. However, until now, there has b...
journal_title:Medical hypotheses
pub_type: 杂志文章,评审
doi:10.1016/s0306-9877(03)00175-0
更新日期:2003-08-01 00:00:00
abstract::Alzheimer's disease (AD) includes etiologically heterogeneous disorders characterized by senile or presenile dementia, extracellular amyloid protein aggregations containing an insoluble amyloid precursor protein derivative, and intracytoplasmic tau protein aggregations. Recent studies also show excess neuronal aneuplo...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2003.12.045
更新日期:2004-01-01 00:00:00
abstract::Multiple sclerosis (MS) is a neurodegenerative disease of uncertain etiology. In MS, neurodegeneration is thought to be secondary to autoimmune-mediated damage. However, no cohesive explanation yet exists as to how environmental factors interact to induce a neurodegenerative autoimmune response. Insufficient sunlight ...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2008.01.031
更新日期:2008-01-01 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
pub_type: 杂志文章
doi:10.1016/s0306-9877(96)90016-x
更新日期:1996-02-01 00:00:00
abstract::The recent unprecedented increase of childhood obesity has led to an alarming rise in type 2 diabetes mellitus (T2D) among these children. The process underlying the progression from simple obesity to T2D is not well understood. Cortisol is a candidate factor in the pathogenesis of T2D, as it can exacerbate insulin re...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2008.04.020
更新日期:2008-09-01 00:00:00
abstract::In normal and hypertensive subjects, many stimuli which increase ACTH secretion also increase blood pressure and conversely, many drugs which decrease ACTH secretion also decrease blood pressure. We postulate that the hypothalamopituitary adrenal axis plays a role in blood pressure regulation in normal and hypertensiv...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(87)90014-4
更新日期:1987-07-01 00:00:00
abstract::The understanding of the renin-angiotensin system (RAS) has significantly expanded over the last two decades. The elucidation of angiotensin-converting enzyme 2 (ACE2) that converts angiotensin (Ang) II into Ang (1-7) led to the discovery of the cardio-protective axis of the RAS. In addition, novel components of the s...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2020.110038
更新日期:2020-11-01 00:00:00
abstract::Acute subdural hematoma (ASDH) is a severe insult with a high mortality rate, and emergent surgical evacuation is recommended in the vast majority of such cases. Generally, resolution of the hemorrhage requires weeks and months in patients treated conservatively. However, numerous cases of rapid spontaneous resolution...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2013.05.019
更新日期:2013-08-01 00:00:00
abstract::Vitamins are indispensable nutrients for metabolism. Adequate vitamin intake plays vital role in physiological processes including embryonic development, cellular and immunity proliferation and differentiation, DNA synthesis and oxidative response. In contrast, insufficient vitamin levels usually lead to a large numbe...
journal_title:Medical hypotheses
pub_type: 杂志文章,评审
doi:10.1016/j.mehy.2019.109448
更新日期:2020-02-01 00:00:00
abstract::Many embryonic genes may be sets of repeated genes. Processes of differentiation where the quantity of gene activity changes during embryogenesis may not reflect the transcription rate per se but instead be a result of the state of expression of constitutive repeated genes. Such repeated genes (in fact or theory) is d...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(91)90220-s
更新日期:1991-03-01 00:00:00
abstract::A hypothesis is presented concerning the origin of the action of muscles in the human and animal bodies It is advanced that muscle action originates with very rapid chemical reactions known as percussion reactions. These give rise to the temporary precipitation of solids in muscle cells. The accompanying volume change...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/s0306-9877(02)00149-4
更新日期:2002-08-01 00:00:00
abstract::The essential trace element selenium is known to be capable of reducing the toxicity of heavy metals like cadmium(II), mercury(II) and silver(I). One mechanism by which this occurs is through the formation of an inert metal selenide like silver selenide. It is not clear why selenide should react in the body preferenti...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(87)90107-1
更新日期:1987-10-01 00:00:00
abstract::There is a striking resemblance, in amino-acid composition and properties, between one class of structural glycoproteins from connective tissue and the apo low density lipoproteins (LDL) of blood plasma. It is suggested that there is a structurally specific analogy between the early atherogenic accumulation of LDL (an...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(76)90039-6
更新日期:1976-09-01 00:00:00
abstract::Bacterial biofilms have been found in many human bacterial infectious processes including chronic rhinosinusitis. It was found also at the surface of nasal polyps, and both at the surface of the nasal part and the stalk of the antrochoanal polyp. However, our recent research clearly demonstrated the presence of the bi...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2010.04.005
更新日期:2010-10-01 00:00:00
abstract::In endemic pemphigus foliaceus (EPF) or "fogo selvagem" the epidemiological evidence shows that all the described outbreaks occur on the banks of rivers where there is mercury contamination from alluvium gold mining and deforestation. Pathophysiological evidence shows a similarity to pemphigus induced by sulphydryl (S...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2011.09.041
更新日期:2012-01-01 00:00:00
abstract::A review of the literature shows that x-ray induced lung adenomas in mice, breast adenomas in rats and thyroid adenomas in rats show the same approximate dependence for number of tumors vs dose. It is hypothesized that these benign tumors are due to cell proliferation. The controls of the G1 stage of the cell cycle ha...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(83)90049-x
更新日期:1983-01-01 00:00:00
abstract::The outbreak of coronavirus disease 2019 (COVID-19) has posed a severe threat to global health management system since it has been detected in the human body. This pandemic was prompted by severe acute respiratory syndrome coronaviruses 2 (SARS-CoV-2) and rapidly developed into a public emergency with an alarming incr...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2020.110178
更新日期:2020-11-01 00:00:00
abstract::Despite important advances in understanding its pathophysiology, therapy for septic shock remains largely symptomatic and supportive. Aiming to elevate the systemic arterial blood pressure by using vasoconstrictor manoeuvers are preferred without paying much attention to the ischaemia produced at the peripheral tissue...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2003.11.009
更新日期:2004-01-01 00:00:00
abstract::Natural objects, live and inanimate, actively maintain their entities by using their capacities (i.e., properties, internal resources, mechanisms, and experience) adequately to their needs. It is suggested that the principle of adequate function is a law of nature. ...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(86)90078-2
更新日期:1986-03-01 00:00:00
abstract::Micelle is a stable, passively targetable and solubilizing minute particle, and plays a key role to anticancer drug delivery for chemotherapy. With an increasing number of novel polymeric micelles synthesized, many anticancer drugs have been core-encapsulated in the micelles. However, only single drug was studied as t...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2008.05.002
更新日期:2008-09-01 00:00:00
abstract::Whilst the parallels between drug and food craving are receiving increasing attention, the recently elucidated complex physiology of the hypothalamic appetite regulatory centres has been largely overlooked in the efforts to understand drug craving which is one of the most refractory and problematic aspects of drug and...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2010.09.002
更新日期:2011-01-01 00:00:00
abstract::At present no good method of assisting the right ventricle of the heart exists. This paper presents a new and effective approach to assisting the right ventricle of the heart which can be utilized independently or during cardiac surgery. Through implementation of this method, and timed inflation and deflation of sever...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/0306-9877(79)90003-3
更新日期:1979-11-01 00:00:00
abstract::The comorbidity of eating disorders and reflex sympathetic dystrophy syndrome in the same patients raises the possibility of a common pathway for both conditions. Reflex sympathetic dystrophy syndrome may be manifesting itself in those individuals who have sympathetic overdrive. Microtrauma, often induced by compulsiv...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/s0306-9877(97)90305-4
更新日期:1997-03-01 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
pub_type: 杂志文章
doi:10.1016/0306-9877(94)90087-6
更新日期:1994-02-01 00:00:00
abstract::Over-proliferation of SMC (smooth muscle cell) is one characteristics of atherosclerosis. One well accepted mechanism is that the decrease of ECs (endothelial cells) induced by over apoptosis leads to endothelial dysfunction, which in turn results in over-proliferation of SMC. Obviously, the mechanism works after endo...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2006.07.037
更新日期:2007-01-01 00:00:00
abstract::Genetic and environmental influences are both known to be causal factors in the development and maintenance of obesity. Stress related chronic stimulation of the hypothalamic-pituitary-adrenal (HPA) axis and resulting increased glucocorticoid exposure are known to be important pathophysiological mechanisms in the deve...
journal_title:Medical hypotheses
pub_type: 杂志文章,评审
doi:10.1016/j.mehy.2010.10.049
更新日期:2011-03-01 00:00:00
abstract::In this paper it is proposed to extend the classical models of sleepiness in two ways. Firstly, the role of a wake drive, besides a sleep drive, in determining sleepiness is emphasised. Although this has already been suggested in literature and convincing arguments can be found, it is not generally accepted. Secondly,...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/s0306-9877(02)00444-9
更新日期:2003-04-01 00:00:00
abstract::Numerous studies have shown that opioids and cannabinoids share some pharmacological properties. Accordingly, similarly to opioids, tolerance and dependence develops after chronic use of cannabinoids. Nitric oxide (NO) has been shown to play important roles both in opioid- and cannabinoid-induced tolerance and depende...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2009.02.013
更新日期:2009-08-01 00:00:00
abstract::Several experiments show that there is a cell to cell communication by light in different cell types. This article describes theoretical mechanisms and subcellular structures that could be involved in this phenomenon. Special consideration is given to the nervous system, since it would have excellent conditions for su...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/S0306-9877(03)00308-6
更新日期:2004-01-01 00:00:00
abstract::Elevated levels of aluminium (Al), strontium (Sr), barium (Ba), iron (Fe), manganese (Mn) cations - combined with deficiencies of magnesium (Mg)/calcium (Ca) - have been observed in the foodchains that traditionally support the Chamorro populations affected by high incidence clusters of Alzheimer (AD), Parkinson-like ...
journal_title:Medical hypotheses
pub_type: 杂志文章
doi:10.1016/j.mehy.2004.04.029
更新日期:2004-01-01 00:00:00