Source and role of endolymph macromolecules.

abstract：:The influence of the solitary avian middle ear muscle, the m. stapedius, on auditory sensitivity and sound transmission was investigated in the domestic chicken, Gallus gallus. Electrophysiological recordings of inner ear microphonic potentials (MP) were made in order to determine the effects of calibrated, mechanical...

journal_title：Acta oto-laryngologica

authors： Counter SA,Borg E

更新日期：1982-09-01 00:00:00

abstract：CONCLUSION:The results suggested mercury (Hg)-induced anomalies in the brainstem-mediated acoustic stapedius muscle reflex in children. OBJECTIVES:Hg exposure has been associated with hearing impairment and brainstem anomalies. Acoustic stapedius reflex (ASR) thresholds, growth functions, decay/adaptation times, and b...

journal_title：Acta oto-laryngologica

authors： Counter SA,Buchanan LH,Ortega F

更新日期：2012-01-01 00:00:00

abstract：:To elucidate the effects of CO2 in the middle ear upon the cochlea, measurements were made of the cochlear potentials (compound action potential and endocochlear potential) and of the pH of the inner ear fluids and the organ of Corti. Gas containing CO2 did not affect the AP threshold, except for a slight decrease in ...

journal_title：Acta oto-laryngologica

authors： Ikeda K,Morizono T

更新日期：1989-07-01 00:00:00

abstract：:Malignant laryngeal tumours with spindle-cell morphology are relatively rare. Differential diagnosis of spindle-cell carcinoma, leiomyosarcoma, fibrosarcoma, rhabdomyosarcoma, malignant melanoma and inflammatory myofibroblastic tumour may be particularly difficult. Ambiguous and indeterminate diagnoses are also possib...

journal_title：Acta oto-laryngologica

authors： Marioni G,Bottin R,Staffieri A,Altavilla G

更新日期：2003-01-01 00:00:00

abstract：CONCLUSION:Our results suggest that hepatocyte growth factor (HGF) may play an important role in the progression of hypopharyngeal cancer. OBJECTIVE:HGF, a potent stimulator of hepatocyte growth, stimulates the motility, invasiveness, proliferation and morphogenesis of epithelium and may be involved in physiologic and...

journal_title：Acta oto-laryngologica

authors： Kim CH,Moon SK,Bae JH,Lee JH,Han JH,Kim K,Choi EC

更新日期：2006-01-01 00:00:00

abstract：OBJECTIVES:This study was conducted to demonstrate the safety and efficacy of the Otologics Middle Ear Transducer (MET) Ossicular Stimulator and, in particular, to compare the audiologic benefits of this novel form of electromechanical stimulation with those of conventional acoustical amplification. MATERIAL AND METHO...

journal_title：Acta oto-laryngologica

authors： Jenkins HA,Niparko JK,Slattery WH,Neely JG,Fredrickson JM

更新日期：2004-05-01 00:00:00

abstract：:Topical application of FGF (fibroblast growth factor), a potent mitogen for mesodermal and neuroectodermal cells, was given to promote the healing of tympanic membrane perforations in rats. Calibrated tympanic membrane perforations were performed in 30 rats. At day 0, each rat received 40 microliters of placebo in the...

journal_title：Acta oto-laryngologica

authors： Mondain M,Saffiedine S,Uziel A

更新日期：1991-01-01 00:00:00

abstract：:By means of cleaving the soft palate and blocking the Eustachian tube, two otomicroscopically well defined types of otitis media, serous and purulent, were created in an animal model (rat). The microbiological pattern of these conditions were characterized at 1, 2, 3, 4 and 6 weeks after the onset. Samples were collec...

journal_title：Acta oto-laryngologica

authors： Johansson U,Hellström S

更新日期：1990-07-01 00:00:00

abstract：:There is evidence that GABA acts as the excitatory neurotransmitter at synapses between vestibular hair cells and the afferent fibres in the mammalian labyrinth. The question arose as to whether certain vestibular dysfunctions such as labyrinthine vertigo could be treated in patients by influencing the peripheral GABA...

journal_title：Acta oto-laryngologica

authors： Ehrenberger K,Benkoe E,Felix D

更新日期：1982-01-01 00:00:00

abstract：:Thirty-nine cases of congenital facial asymmetry, in which one corner of the mouth does not dip downward symmetrically with the other, are presented. The author has termed this condition 'congenital unilateral lower lip palsy' (CULLP). CULLP was the most frequent condition in congenital facial anomalies seen in our cl...

journal_title：Acta oto-laryngologica

authors： Kobayashi T

更新日期：1979-01-01 00:00:00

abstract：:The vestibulo-ocular reflex (VOR) of the alert rhesus monkey was studied using rotational acceleration in the horizontal plane. Both sinusoidal and pseudorandom binary sequence (PRBS) stimuli were used to perform parameters. Results from sinusoidal studies over the frequency range 0.01 to 1.28 Hz, with stimulus amplit...

journal_title：Acta oto-laryngologica

authors： Furman JM,O'Leary DP,Wolfe JW

更新日期：1982-01-01 00:00:00

abstract：OBJECTIVES:To investigate the outcome of pediatric tracheostomy and identify predictive factors for successful decannulation. METHODS:We performed a retrospective chart review of a series of 42 consecutive patients of less than 24 months of age who underwent a tracheostomy between 2012 and 2015. RESULTS:Successful de...

journal_title：Acta oto-laryngologica

authors： Takahashi N,Takano K,Mitsuzawa H,Kurose M,Himi T

更新日期：2017-10-01 00:00:00

abstract：:Acute and late phase (dual) symptomatic responses after allergen challenge commonly occur in allergic asthma. The aim of the present study was to explore the occurrence of allergen challenge-induced biphasic responses in patients with chronic perennial allergic rhinitis living in an area with high house dust mite (HDM...

journal_title：Acta oto-laryngologica

authors： Andersson M,Rimmer J,Salome C,Greiff L,Persson C

更新日期：2001-04-01 00:00:00

abstract：:The change in the EP, CM, SP and AP during perilymphatic perfusion of vasopressin (antidiuretic hormone) was examined in the guinea pig. The EP was recorded with a microelectrode through the spiral ligament of the second turn. The CM, SP and AP were measured with the differential electrodes in the basal turn. The perf...

journal_title：Acta oto-laryngologica

authors： Mori N,Ohta K,Matsunaga T

更新日期：1986-03-01 00:00:00

abstract：:Using electron microscopy and GABA immunohistochemistry we evaluated the effects on human embyronic organ of Corti tissue culture of exposure to the ototoxic aminoglycoside antibiotic neomycin at a dose of 1 mM for 48 to 96 hrs. Neomycin induces the formation of multilamellar myeloid structures. These lesions, found o...

journal_title：Acta oto-laryngologica

authors： Mu MY,Pao X,Jie T,Yu YJ

更新日期：1996-11-01 00:00:00

abstract：INTRODUCTION:CD73 is an enzyme crucial in the metabolism of immunosuppressive adenosine. In cancer, it has various functions including tumor growth and metastases. Squamous cell carcinoma of the head and neck has an overall poor prognosis, also due to early spread of metastatic cells. MATERIALS AND METHODS:Tumor and l...

journal_title：Acta oto-laryngologica

authors： Mandapathil M,Boduc M,Netzer C,Güldner C,Roessler M,Wallicek-Dworschak U,Jahns E,Stuck B

更新日期：2018-02-01 00:00:00

abstract：BACKGROUND:The most crucial clinical problem of Eosinophilic Otitis Media (EOM) is sensorineural hearing loss. A previous report revealed that repeated antigen stimulation of middle ear causes eosinophilic inflammation not only in the middle ear but also in the inner ear. OBJECTIVE:The purpose of the present study was...

journal_title：Acta oto-laryngologica

authors： Kudo N,Matsubara A,Nishizawa H,Miura T

更新日期：2017-05-01 00:00:00

abstract：:Background： Atoh1, also named Math1, is essential for the development of inner ear hair cells. Many studies have confirmed that the absence of Atoh1 resulted in a total loss of inner ear hair cells, which indicates that Atoh1 plays very similar roles in the development of hair cells in the cochlea and vestibule. Objec...

journal_title：Acta oto-laryngologica

authors： Zhang Y,Tang Q,Xue R,Gao J,Yang H,Gao Z,Lin G

更新日期：2018-11-01 00:00:00

abstract：:The present morphological study was designed to investigate the expression of HLA class II subregion gene products on human trachea. Frozen sections from the tracheas of 20 cadavers not suffering from ear, nose or throat diseases were studied immunohistochemically using monoclonal antibodies which recognize monomorphi...

journal_title：Acta oto-laryngologica

authors： Bujia J,Wilmes E,Hammer C,Kastenbauer E

更新日期：1990-07-01 00:00:00

abstract：:In rabbits the nasal vestibule was surgically occluded on one side. The rabbits were observed for varying periods, maximum 90 days. The mucosa of the septum was removed from both sides, stained by the PAS-alcian blue whole-mount method, and the goblet cells were counted. The difference in goblet-cell density between t...

journal_title：Acta oto-laryngologica

authors： Mogensen C,Tos M

更新日期：1978-09-01 00:00:00

abstract：:Overexpression of epidermal growth factor receptor (EGF-R) is a common characteristic of epidermoid tumors and its expression in head and neck squamous cell carcinoma biopsies and cell lines has been reported previously by several authors. With the aim to provide more structural and functional details about the protei...

journal_title：Acta oto-laryngologica

authors： Bujía J,Wustrow TP

更新日期：1993-11-01 00:00:00

abstract：OBJECTIVES:In this paper we test the concept of combining electrical stimulation for high-frequency sound with acoustic hearing for low-frequency information in the same ear. In addition, we test whether residual hearing can be preserved when an electrode is placed up to 10 mm into the inner ear, and whether the site o...

journal_title：Acta oto-laryngologica

authors： Gantz BJ,Turner C

更新日期：2004-05-01 00:00:00

abstract：:The aim of this study was to determine the basic properties of the 2f2-f1 distortion product otoacoustic emissions (DPOEs) in 36 normally hearing subjects and to compare their characteristics with those of the 2f1-f2 DPOEs. The influence of stimulation parameters on 2f2-f1 DPOE behaviour was examined: i) stimulation l...

journal_title：Acta oto-laryngologica

authors： Erminy M,Avan P,Bonfils P

更新日期：1998-01-01 00:00:00

abstract：:We examined the mucosa of 50 rat middle ears in an experimental model of acute otitis media, in order to obtain information on the mechanisms of polyp formation. The right middle ear of 25 rats was inoculated with type 3 pneumococci, and the left ear served as a control. The animals were killed, the middle ear bulla r...

journal_title：Acta oto-laryngologica

authors： Cayé-Thomasen P,Hermansson A,Tos M,Prellner K

更新日期：1995-01-01 00:00:00

abstract：:Using primary cultures of marginal cells of stria vascularis from guinea pig and gerbil, ionic channels located on the luminal membrane were investigated by means of patch clamp technique. Recordings were performed in cell-attached and inside-out configurations. In cell-attached configuration, single channel activity ...

journal_title：Acta oto-laryngologica

authors： Liu DS,Achouche J,Wu AH,Trotier D,Tran Ba Huy P

更新日期：1991-01-01 00:00:00

abstract：OBJECTIVES:Although community-acquired methicillin-resistant Staphylococcus aureus (MRSA) infections have recently become an increasing problem in various fields of medicine, they have rarely been studied in the ear. The purpose of this study was to determine the prevalence of community-acquired MRSA infections in disc...

journal_title：Acta oto-laryngologica

authors： Hwang JH,Tsai HY,Liu TC

更新日期：2002-12-01 00:00:00

abstract：:Morphology of the tympanic membrane (TM) and external auditory canal (EAC) was studied in healthy, intact rat ears. TM-perforated ears (3 days after making the perforation) and TM-perforation-healed ears (14, 28 and 42 days after making the perforation). In intact ears, the epidermis in the annular region of the EAC d...

journal_title：Acta oto-laryngologica

authors： Kakoi H,Anniko M

更新日期：1996-11-01 00:00:00

abstract：:The correlation between allergen-induced specific and non-specific (histamine) nasal reactions was studied, especially as regards topical glucocorticosteroid effects on the non-specific reactions. Thirteen patients with strictly seasonal allergic rhinitis participated. A nasal challenge with histamine and three increa...

journal_title：Acta oto-laryngologica

authors： Andersson M,Andersson P,Pipkorn U

更新日期：1989-03-01 00:00:00

abstract：:In a previous study, the authors described a technique for recording ipsilateral EABRs using the DIGISONIC MXM cochlear implant (Gallégo et al, Acta Otolaryngol (Stockh) 1996; 116: 228-33) and showed that the EABR input/output functions were very similar across electrodes. In the present study a test of electrode func...

journal_title：Acta oto-laryngologica

authors： Gallégo S,Truy E,Morgon A,Collet L

更新日期：1997-03-01 00:00:00

abstract：:Life-threatening cervical complications associated with infectious mononucleosis are rare. The combination of acute epiglottitis and subsequent necrotizing fasciitis of the head and neck in a patient with infectious mononucleosis has not been reported to date.A 47-year-old female with infectious mononucleosis and epig...

journal_title：Acta oto-laryngologica

authors： Caballero M,Sabater F,Traserra J,Alòs L,Bernal-Sprekelsen M

更新日期：2005-10-01 00:00:00