Deafness-induced changes in the auditory pathway: Implications for cochlear implants

Audiology and Neuro-Otology

Volumn 6, Issue 6, 2001, Pages 305-318

  Shepherd, Robert K ^a   Hardie, Natalie A ^a  

^a UNIVERSITY OF MELBOURNE   (Australia)

Author keywords

Auditory brainstem; Auditory midbrain; Cochlea; Cochlear implants; Deafness; Plasticity; Sensorineural hearing loss

Indexed keywords

ARTICLE; AUDITORY NERVOUS SYSTEM; AUDITORY STIMULATION; BRAIN ATROPHY; COCHLEA INJURY; COCHLEA PROSTHESIS; COCHLEAR NERVE; COCHLEAR NUCLEUS; ELECTROSTIMULATION; EVOKED AUDITORY RESPONSE; EVOKED BRAIN STEM RESPONSE; HAIR CELL; HEARING IMPAIRMENT; HISTOPATHOLOGY; HUMAN; MESENCEPHALON; MORPHOLOGY; NERVE DEGENERATION; NONHUMAN; PATHOPHYSIOLOGY; PERCEPTION DEAFNESS; PERFORMANCE; PRIORITY JOURNAL; RECIPIENT; SENSORY NERVE; SKILL; SPEECH PERCEPTION; SPIRAL GANGLION; TREATMENT INDICATION;

ANIMALS; AUDITORY PATHWAYS; CATS; COCHLEAR IMPLANTATION; COCHLEAR NUCLEUS; DEAFNESS; EVOKED POTENTIALS, AUDITORY, BRAIN STEM; MESENCEPHALON; ORGAN OF CORTI; SPIRAL GANGLION;

EID: 0035719463     PISSN: 14203030     EISSN: None     Source Type: Journal    
DOI: 10.1159/000046843     Document Type: Article

References (142)

1. Features of the auditory development of the short-tailed Brazilian opossum, Monodelphis domestica: Evoked responses, neonatal vocalisations and synapses in the inferior colliculus
2. Features of the structural development of the inferior colliculus in relation to the onset of hearing in a marsupial: The northern quoll, Dasyurus hallucatus
3. Rescue and regrowth of sensory nerves following deafferentation by neurotrophic factors
4. Effects of chronic electrical stimulation on spiral ganglion neuron survival and size in deafened kittens
5. Synaptophysin immunoreactivity in the cochlear nucleus after unilateral cochlear or ossicular removal
6. Differential electrical excitation of the auditory nerve
7. Are spiral ganglion cell numbers important for speech perception with a cochlear implant?
8. Factors affecting auditory performance of postlinguistically deaf adults using cochlear implants
9. Relationships among speech perception, production, language, hearing loss, and age in children with impaired hearing
10. Afferent influences on brain stem auditory nuclei of the chicken: Presynaptic action potentials regulate protein synthesis in nucleus magnocellularis neurons
11. Cochleotopic selectivity of a multichannel scala tympani electrode array using the 2-deoxyglucose technique
12. Psychophysical studies using a multiple-electrode cochlear implant in patients who were deafened early in life
13. Supra-normal sensitivity to ototoxic antibiotic of the developing rat cochlea
14. Spatiotemporal encoding of sound level: Models for normal encoding and recruitment of loudness
15. Central auditory aging: GABA changes in the inferior colliculus
16. Immunocytochemical and neurochemical evidence for age-related loss of GABA in the inferior colliculus: Implications for neural presbycusis
17. The effect of the acoustic nerve chronic electrical stimulation upon the guinea pig cochlear nucleus development
18. The histopathology of the human temporal bone and auditory central nervous system following cochlear implantation in a patient: Correlation with psycho-physics and speech perception results
19. Unit responses at cochlear nucleus to electrical stimulation through a cochlear prosthesis
20. Cochlear implants in children, adolescents, and prelinguistically deafened adults: Speech perception
21. Potential and limitations of cochlear implants in children
22. Altered malate dehydrogenase activity in nucleus magnocellularis of the chicken following cochlear removal
23. Auditory prostheses research with multiple channel intracochlear stimulation in man
24. The auditory midbrain, a 'shunting-yard' of acoustical information processing
25. Complementary roles of BDNF and NT-3 in vestibular and auditory development
26. Cochlear implants: Histopathologic findings related to performance in 16 human temporal bones
27. Auditory projections to the inferior colliculus of the rat are present by birth
28. Spatial selectivity in a rotationally symmetric model of the electrically stimulated cochlea
29. Cochlear implant use by prelingually deafened children: The influence of age at implant and length of device use
30. Multivariate predictors of audiological success with multichannel cochlear implants
31. Changes in the synapses of spiral ganglion cells in the rostral anteroventral cochlear nucleus of the waltzing guinea pig following hair cell loss
32. Distribution of BDNF, NT-3 and NT-4 in the developing auditory brainstem
33. Regional distribution of neurotrophin receptors in the developing auditory brainstem
34. Estimation of surviving spiral ganglion cells in the deaf rat using the electrically evoked auditory brainstem response
35. Multiple distinct signal pathways, including an autocrine neurotrophic mechanism, contribute to the survival-promoting effect of depolarization on spiral ganglion cell neurons in vitro
36. The consequences of deafness and chronic intracochlear electrical stimulation on the central auditory pathways
37. Neonatal sensorineural hearing loss affects synaptic density in the auditory midbrain
38. Sensorineural hearing loss during development: Morphological and physiological response of the cochlea and auditory brainstem
39. Response of the primary auditory cortex to electrical stimulation of the auditory nerve in the congenitally deaf white cat
40. Discharge patterns of cat primary auditory fibers with electrical stimulation of the cochlea
41. Protective effect of electrical stimulation in the deafened Guinea pig cochlea
42. i within a set range
43. A model for prelingual deafness, the congenitally deaf white cat: Population statistics and degenerative changes
44. Afferent projection patterns in the auditory brainstem in normal and congenitally deaf white cats
45. Age-related synaptic changes in the central nucleus of the inferior colliculus of Fischer-344 rats
46. Profound sensorineural deafness: A histopathologic study
47. Physiological properties of the electrically stimulated auditory nerve. II. Single fiber recordings
48. Transneuronal regulation of protein synthesis in the brain-stem auditory system of the chick requires synaptic activation
49. Plasticity of the auditory brainstem: Effects of cochlear ablation on GAP-43 immunoreactivity in the rat
50. Basic response properties of auditory nerve fibers
51. Electrical stimulation of the auditory nerve. III. Response initiation sites and temporal fine structure
52. Recruitment of the auditory cortex in congenitally deaf cats by long-term cochlear electro-stimulation
53. A computer simulation of conduction in demyelinated nerve fibres
54. Deafferentation weakens excitatory synapses in the developing central auditory system
55. Cochlear pathology of long term neomycin induced deafness in cats
56. Chronic intracochlear electrical stimulation induces selective survival of spiral ganglion neurons in neonatally deafened cats
57. Chronic intracochlear electrical stimulation in neonatally deafened cats: Effects of intensity and stimulating electrode location
58. Consequences of chronic extracochlear electrical stimulation in neonatally deafened cats
59. Plasticity in central representations in the inferior colliculus induced by chronic single vs two-channel electrical stimulation by a cochlear implant after neonatal deafness
60. Deafness induced cell size changes in rostral AVCN of the guinea pig
61. Does electrical stimulation of deaf cochleae prevent spiral ganglion degeneration?
62. A receptor subunit mRNAs in the rat auditory brainstem. II. Influence of intracochlear electrical stimulation
63. Auditory-nerve response from cats raised in a low noise environment
64. Acoustic trauma in cats: Cochlear pathology and auditory nerve activity
65. Reduction and recovery of neuronal size in the cochlear nucleus of the chicken following aminoglycoside intoxication
66. Increased spiral ganglion cell survival in electrically stimulated, deafened guinea pig cochleae
67. Changes in the cat cochlear nucleus following neonatal deafening and chronic intracochlear electrical stimulation
68. Response properties of neurons in the inferior colliculus of the monaurally deafened ferret to acoustic stimulation of the intact ear
69. A receptor subunit mRNAs in the rat auditory brainstem. I. Influence of early auditory deprivation
70. Growth factors auditory neurones and cochlear implants: A review
71. LIF potentiates the NT-3-mediated survival of spiral ganglia neurones in vitro
72. Synergy between TGF-b3 and NT-3 to promote the survival of spiral ganglia neurones in vitro
73. Electrical stimulation of the auditory nerve in deaf kittens: Effects on cochlear nuclei
74. Cochlear implant: The interface problem
75. Effects of chronic electrical stimulation on auditory nerve survival in ototoxically deafened animals
76. Effectiveness of different electrical stimulation conditions in preservation of SGCs following deafness
77. Effects of chronic high-rate electrical stimulation on the cochlea and eighth nerve in the deafened guinea pig
78. Variables affecting implant performance in children
79. Auditory brainstem of the ferret: Early cessation of developmental sensitivity of neurons in the cochlear nucleus to removal of the cochlea
80. Projections from the cochlear nucleus to the inferior colliculus in normal and neonatally cochlear-ablated gerbils
81. Auditory brainstem of the ferret: Effects of unilateral cochlear lesions on cochlear nucleus volume and projections to the inferior colliculus
82. Loss of cochlear nucleus neurons following aminoglycoside antibiotics or cochlear removal
83. Effect of adult-onset deafness on the human central auditory system
84. Down-regulation of inhibition following unilateral deafening
85. Patterns of cell death in mouse anteroventral cochlear nucleus neurons after unilateral cochlea removal
86. Patterns of neural degeneration in the human cochlea and auditory nerve: Implications for cochlear implantation
87. Histopathology of cochlear implants in humans
88. Survival of spiral ganglion cells in profound sensorineural hearing loss: Implications for cochlear implantation
89. NIH consensus development panel on cochlear implants in adults and children
90. Neonatal sensorineural hearing loss affects neurone size in cat auditory midbrain
91. Ascending projections to the inferior colliculus following unilateral cochlear ablation in the neonatal gerbil, Meriones unguiculatus
92. Development of cochlear sensitivity to aminoglycoside antibiotics
93. Ganglion cell populations in normal and pathological human cochleae: Implications for cochlear implantation
94. Physiology of the aged Fischer 344 rat inferior colliculus: Response to contralateral monaural stimuli
95. Effect of altered neuronal activity on cell size in the medial nucleus of the trapezoid body and ventral cochlear nucleus of the gerbil
96. Rapid changes in cochlear nucleus cell size following blockade of auditory nerve electrical activity in gerbils
97. Altered glycinergic synaptic activities in guinea pig brain stem auditory nuclei after unilateral cochlear ablation
98. Transneuronal cell degeneration in the auditory relay nuclei of the cat
99. The development of speech perception in children using cochlear implants: Effects of etiologic factors and delayed milestones
100. Neural responses in cat primary auditory cortex to electrical stimulation. III. Activation patterns in short- and long-term deafness
101. Transplacental kanamycin ototoxicity in the guinea pig
102. The effects of congenital deafness on auditory nerve synapses and globular bushy cells in cats
103. Residual speech recognition and cochlear implant performance: Effects of implant criteria
104. Ultrastructural analysis of primary endings in deaf white cats: Morphologic alterations in endbulbs of Held
105. Morphological changes in the cochlear nucleus of congenitally deaf white cats
106. Auditory plasticity and hyperactivity following cochlear damage
107. Diversity and plasticity in amino acid receptor subunits in the rat auditory brainstem
108. Morphometric changes in the chick nucleus magnocellularis following acoustic overstimulation
109. Neurotrophin and neurotrophin receptor mRNA expression in the developing inner ear
110. Chronic electrical stimulation reverses deafness-related depression of electrically evoked 2-deoxyglucose activity in the guinea pig inferior colliculus
111. Human cochlear nucleus: Comparison of Nissl-stained neurons from deaf and hearing patients
112. Response of inferior colliculus neurons to electrical stimulation of the auditory nerve in neonatally deafened cats
113. Electrical stimulation of the auditory nerve: Single neuron strength-duration functions in deafened animals
114. Electrical stimulation of the auditory nerve. I. Correlation of physiological responses with cochlear status
115. Onset of ototoxicity in the cat is related to onset of auditory function
116. Cochlear pathology following chronic electrical stimulation of the auditory nerve. II. Deafened kittens
117. Rapid changes in protein synthesis and cell size in the cochlear nucleus following eighth nerve activity blockade or cochlear ablation
118. The pathophysiology of multiple sclerosis: The mechanisms underlying the production of symptoms and the natural history of the disease
119. Temporal resolution of neurons in cat inferior colliculus to intracochlear electrical stimulation: Effects of neonatal deafening and chronic electrical stimulation
120. Chronic intracochlear electrical stimulation in the neonatally deafened cat. I. Expansion of central representation
121. Chronic intracochlear electrical stimulation in the neonatally deafened cat. II. Temporal properties of neurons in the inferior colliculus
122. Factors inducing retrograde degeneration of the cochlear nerve
123. NT-3 and/or BDNF therapy prevents loss of auditory neurons following loss of hair cells
124. NT-3 combined with CNTF promotes survival of neurons in modiolus-spiral ganglion explants
125. Afferent influences on brain stem auditory nuclei of the chicken: Cessation of amino acid incorporation as an antecedent to age-dependent transneuronal degeneration
126. New measurements of the capacity and resistance of the myelinated sheath and the nodal membrane of the isolated frog nerve fiber
127. Ultrastructural changes of the nerve elements following disruption of the organ of Corti. I. Nerve elements in the organ of Corti
128. Susceptibility of developing cochlear nucleus neurons to deafferentation-induced death abruptly ends just before the onset of hearing
129. Influence of neonatal cochlear removal on the development of mouse cochlear nucleus. I. Number, size, and density of its neurons
130. Temporal properties of chronic electrical stimulation determine temporal resolution of neurons in cat inferior colliculus
131. Spiral ganglion neuron loss following organ of Corti loss: A quantitative study
132. Pattern of degeneration of spiral ganglion cell and its processes in the C57BL16J mouse
133. Glycine immunoreactivity and receptor binding in the cochlear nucleus of C57BL/6J and CBA?CaJ mice: Effects of cochlear impairment and aging
134. Changes in endogenous enzymatic reactivity to DAB induced by neuronal incativity
135. Maintenance of neuronal activity by electrical stimulation of unilaterally deafened cats demonstrable with cytochrome oxidase technique
136. Expression patterns of neurotrophin and their receptor mRNAs in the rat inner ear
137. Embryogenesis of arborization pattern and topography of individual axons in N. laminaris of the chicken brain stem
138. Electrically evoked auditory brainstem response in peripherally myelin-deficient mice
139. Deafferentation increases the intracellular calcium of cochlear nucleus neurons in the embryonic chick
140. Eighth nerve activity regulates intracellular calcium concentration of avian cochlear nucleus neurons via a metabotropic glutamate receptor