Is prolactin involved in sperm capacitation?

abstract：:From biographical data sources on ranking scientists, I was able to identify 35 centenarians. Among these, only one (Michel Chevereul from France) lived before the 20th century. Since the remaining 34 individuals became centenarians only from 1965, I propose that centenarian scientists are an unusual cluster, first fo...

journal_title：Medical hypotheses

authors： Sri Kantha S

更新日期：2001-12-01 00:00:00

abstract：:Nitrosamines have been identified in vaginal secretions of women with trichomoniasis. Both nitrites and amines the elements for nitrosamine synthesis are produced by the abnormal-predominantly anaerobic-vaginal flora of patients with bacterial vaginosis/trichomoniasis. The final formation of nitrosamines could also de...

journal_title：Medical hypotheses

authors： Pavić N

更新日期：1984-12-01 00:00:00

abstract：:Parkinson's disease (PD) is the second most common neurodegenerative disease after Alzheimer's disease. The hallmark pathologic feature of PD is dopamine deficiency, caused by the degeneration of nigrostriatal dopaminergic neurons. Current treatments for PD mainly address the dopaminergic features of the disease; howe...

journal_title：Medical hypotheses

authors： Tsai SJ

更新日期：2007-01-01 00:00:00

abstract：:Ultrasound (US) is gaining recognition as a useful tool for assessing lung physiology and pathology. Yet, currently the skill of performing lung US is taught by experienced operators to novice ones, mainly by recognizing expected patterns. Recognizing the latter may be difficult and subjective. In this hypothesis we p...

journal_title：Medical hypotheses

authors： Dori G,Jakobson DJ

更新日期：2016-06-01 00:00:00

abstract：:Dental implants have been widely used in clinic for the restoration of lost teeth in recent decades, but there still remains a great challenge for even a higher success rate and a shorter rehabilitation time. The osseointegration between dental implant and alveolar bone tissue is crucial for a successful implantation....

journal_title：Medical hypotheses

authors： Li L,Zhu Z,Huang C,Chen W

更新日期：2008-10-01 00:00:00

abstract：:Extracellular matrix metalloproteinase inducer (EMMPRIN), which is also called BASIGIN/CD147, is a cell surface glycoprotein that belongs to the immunoglobulin superfamily and plays a significant role in intercellular recognition in immunology, cellular differentiation and development. Apart from ACE-2, recently EMMPR...

journal_title：Medical hypotheses

authors： Varadarajan S,Balaji TM,Sarode SC,Sarode GS,Sharma NK,Gondivkar S,Gadbail A,Patil S

更新日期：2020-10-01 00:00:00

abstract：:The recent global pandemic created by the Coronavirus SARS-CoV-2, started in Wuhan, China in December 2019, has generated panic, both in term of human death (4-5% of infected patients identified through testing) and the global economy. Human sufferings seem to be continuing, and it is not clear how long this will cont...

journal_title：Medical hypotheses

authors： Ahmad SI

更新日期：2020-09-01 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：:Why is modern science less efficient than it used to be, why has revolutionary science declined, and why has science become so dishonest? One plausible explanation behind these observations comes from an essay First and second things published by CS Lewis. First Things are the goals that are given priority as the prim...

journal_title：Medical hypotheses

authors： Charlton BG

更新日期：2010-01-01 00:00:00

abstract：:The paper discusses the unifying concept that cell hydration is the primary factor in the mechanism of carcinogenesis. The concept includes the following hypotheses: (1) Increased cell hydration causes cancer not only by promoting cell division and oncogene expression, but also by inactivating genes inducing cell diff...

journal_title：Medical hypotheses

authors： McIntyre GI

更新日期：2006-01-01 00:00:00

abstract：:Hyperuricemia has been labeled both a risk factor and marker for cardiovascular pathology in addition to being associated with gout and kidney disease. Uric acid in vitro acts as a potent antioxidant capable of scavenging hydroxy radicals and peroxynitrite and reacting with nitric oxide. Some clinical studies have pro...

journal_title：Medical hypotheses

authors： Kirschbaum B

更新日期：2001-06-01 00:00:00

abstract：:Women with polycystic ovary syndrome (PCOS) have been shown to have a higher incidence of cancer. It is suggested that several factors, including hyperinsulinemia, dyslipidemia, raised estrogen levels, chronic inflammation, and reduced apoptosis are responsible for this association. However, in this paper we propose t...

journal_title：Medical hypotheses

authors： Mravec B,Tibensky M

更新日期：2020-01-01 00:00:00

abstract：:Close similarities in the courses of multiple sclerosis and schizophrenia laid the theoretical ground for attempting to find a common infectious aetiology for the two diseases. Chlamydia pneumoniae, which belongs to the rickettsial family of microorganisms has been linked to both diseases. It is postulated that since ...

journal_title：Medical hypotheses

authors： Frykholm BO

更新日期：2009-06-01 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：:The etiology of focal distribution of atherosclerotic lesions has received much attention for many years. Current theories focus on mechanical factors such as low endothelial shear stress as an initiating factor for atherosclerosis formation. However, some evidences revealed that it could not be initiator of endotheli...

journal_title：Medical hypotheses

authors： Mehdizadeh A,Norouzpour A

更新日期：2009-12-01 00:00:00

abstract：:Recent studies using a combination of isotope and balance techniques have shown that, in the postabsorptive state, the human kidney contributes substantially to overall glucose production and consumption. The kidney may contribute as much as the liver to gluconeogenesis and play an important role in the counterregulat...

journal_title：Medical hypotheses

authors： Stumvoll M,Meyer C,Mitrakou A,Gerich JE

更新日期：1999-05-01 00:00:00

abstract：:Parkinson's disease is one of the mostly seen neurological disease. It affects to nervous system and hinders people's vital activities. The majority of Parkinson's patients lose their ability to speak, write and balance. Many machine learning methods have been proposed to automatically diagnose Parkinson's disease usi...

journal_title：Medical hypotheses

authors： Yaman O,Ertam F,Tuncer T

更新日期：2020-02-01 00:00:00

abstract：:A mechanism of action for Panax ginseng (PG) and Eleutherococcus senticosus (ES) is proposed which explains how they could produce the paradoxical effect of sometimes increasing and sometimes decreasing the stress response. The mechanism suggests that this biphasic effect results from increased occupancy of positive a...

journal_title：Medical hypotheses

authors： Gaffney BT,Hügel HM,Rich PA

更新日期：2001-05-01 00:00:00

abstract：:Thrombotic thrombocytopenic purpura (TTP) is a severe, occlusive, thrombotic microangiopathy characterized by a systemic platelet aggregation, organ ischemia, profound thrombocytopenia and erythrocyte fragmentation. Recent observations have documented that a deficiency of a von Willebrand factor (VWF)-cleaving proteas...

journal_title：Medical hypotheses

authors： Franchini M

更新日期：2005-01-01 00:00:00

abstract：:Several disorders or abnormalities observed in medicine and psychology are not explicable (or not fully explicable) by genetics and environmental influences, either alone or together. These include phobias and philias observed in early infancy, unusual play in childhood, homosexuality, gender identity disorder, a chil...

journal_title：Medical hypotheses

authors： Stevenson I

更新日期：2000-04-01 00:00:00

abstract：:Oesophageal carcinoma is a devastating disease with a poor prognosis. This hypothesis shows how prostaglandin E2 exerts carcinogenic effects in the oesophagus. The contribution of prostaglandin E2 is related to other factors that predispose to oesophageal carcinoma. The implication of the hypothesis is that nonsteroid...

journal_title：Medical hypotheses

authors： Morgan G

更新日期：1997-02-01 00:00:00

abstract：:Several earlier observations by us and other investigators led us to propose a thesis that B lymphocytes, when activated by a virus, allo-antigen or bacterial protein would enter into effector arm of the immune response and cause allograft and tumor rejection or GVH-type of lesion in immunosuppressed animals. These ef...

journal_title：Medical hypotheses

authors： Krishnan G

更新日期：1990-05-01 00:00:00

abstract：:Silicone may, like any other adjuvant, induce an inflammatory reaction and diseases. There is no data about its use in renal transplant recipients. Increased immunogenicity of silicon may manifest by activation of both the innate and the adaptive immune system cells what promotes a chronic pro-inflammatory response. D...

journal_title：Medical hypotheses

authors： Basic-Jukic N,Ratkovic M,Radunovic D,Kastelan Z

更新日期：2019-02-01 00:00:00

abstract：:Since 1960, the incidence of melanoma has increased dramatically in Caucasians worldwide, and during the past decade has risen at a rate of 6% a year in the USA. A hypothesis regarding this increased incidence suggests that the prevalent use of antibacterial soaps that contain photosensitizing compounds may be a risk ...

journal_title：Medical hypotheses

authors： Arbesman H

更新日期：1999-07-01 00:00:00

abstract：:Vasopressin is now commonly used to control bleeding during surgery of the cervix. In larger intravenous doses, vasopressin can cause coronary artery vasoconstriction and increase systemic vascular resistance. Nicotine has a similar effect on the coronary circulation. The effects of combining both these drugs has not ...

journal_title：Medical hypotheses

authors： Groudine SB,Morley JN

更新日期：1996-07-01 00:00:00

abstract：:Six medical papyri document how Santorini's volcanic ash from the Bronze Age biphasic eruption, otherwise attested by material retrieved at the bottom of lakes at the edge of the Nile Delta, severely affected the health of the inhabitants of Egypt as well as their society as a whole. Treatments for burns caused by par...

journal_title：Medical hypotheses

authors： Trevisanato SI

更新日期：2006-01-01 00:00:00

abstract：:The results described in this paper partially agree with the hypothesis that mesenteric lymph nodes (MLN) of depleted growing rats recover their antigen specific determinants after the oral administration of 20% casein for 5-9 days following the time course of antigen dependent changes observed in virgin lymph nodes. ...

journal_title：Medical hypotheses

authors： Langini SH,López MC,Slobodianik NH,Sanahuja JC,Rio ME,Roux ME

更新日期：1987-08-01 00:00:00

abstract：:Current tuberculosis control measures are focused on the prompt detection and treatment of active tuberculosis. Despite the measured success of this strategy, tuberculosis continues to be a public health issue of major significance around the world. This unwanted situation suggests the need to expand our control effor...

journal_title：Medical hypotheses

authors： Mao F,Chen T,Zhao Y,Zhang C,Bai B,Zhao S,Xu Z,Shi C

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND:Bipolar disorder (BD) is characterized by recurrent episodes of mood dysregulations and depression is considered as the most frequent form of relapse. However, there is some evidence that in tropical countries, the course might be different with fewer depressive episodes. This study aims to examine the frequ...

journal_title：Medical hypotheses

authors： Narayanaswamy JC,Moily N,Kubendran S,Reddy YC,Jain S

更新日期：2014-09-01 00:00:00

abstract：:The morphological changes used to confirm a diagnosis of coeliac disease (CD) are precisely those predicted if the surface energy of the interface between duodenal epithelium and the luminal contents were raised to levels comparable to those demonstrated by the hydrophobic nature of the stomach wall. This hypothesis p...

journal_title：Medical hypotheses

authors： Hills BA,Godwin IR

更新日期：1990-07-01 00:00:00