Relevant publications
Novel dual-lumen 
microneedle delivers adeno-
associated viral vectors in 
the guinea pig inner ear via 
the round window 
membrane
DR Hammer, F Voruz, A Aksit, E Breil, F Rousset, P Senn, S Ilmjärv, ES Olson, AK Lalwani, JW Kysar
Biomedical Microdevices 27 (2), 27
Physiologic Effects of 
Microneedle‐Mediated 
Intracochlear Dexamethasone 
Injection in the Guinea Pig
SJ Feng, S Leong, A Aksit, D Hébert, ES Olson, JW Kysar, AK Lalwani
The Laryngoscope 134 (1), 388-392
Microneedles Facilitate 
Small-Volume Intracochlear 
Delivery Without Physiologic 
Injury in Guinea Pigs
S Leong, SJ Feng, A Aksit, ES Olson, JW Kysar, AK Lalwani
Otology & Neurotology 44 (5), 513-519
Inner Ear Diagnostics and 
Drug Delivery via 
Microneedles
S Leong, A Aksit, SJ Feng, JW Kysar, AK Lalwani
Journal of Clinical Medicine 11 (18), 5474
Novel 3D-printed hollow 
microneedles facilitate safe, 
reliable, and informative 
sampling of perilymph from 
guinea pigs
B Szeto, A Aksit, C Valentini, M Yu, EG Werth, S Goeta, C Tang, LM Brown, JW Kysar, AK Lalwani
Hearing research 400, 108141
3D-printed microneedles 
create precise perforations 
in human round window 
membrane in situ
H Chiang, M Yu, A Aksit, W Wang, S Stern-Shavit, JW Kysar, AK Lalwani
Otology & neurotology
Microneedle-mediated 
delivery of SiRNA via 
liposomal-based  
transfection for inner ear 
gene  therapy
SJ Feng, F Voruz, S Leong, DR Hébert, E Breil, A Aksit, M Yu, L Chiriboga, ES Olson, JW Kysar, AK Lalwani
Otology & Neurotology, 10.1097
Anatomic, physiologic, and 
proteomic consequences of 
repeated microneedle-
mediated perforations of the 
round window membrane
S Leong, A Aksit, B Szeto, SJ Feng, X Ji, RK Soni, ES Olson, JW Kysar, AK Lalwani
Hearing Research 432, 108739
Impact of Systemic versus 
Intratympanic 
Dexamethasone 
Administration on the 
Perilymph Proteome
B Szeto, C Valentini, A Aksit, EG Werth, S Goeta, LM Brown, ES Olson, JW Kysar, AK Lalwani
Journal of proteome research 20 (8), 4001-4009
Drug delivery device for the 
inner ear: ultra-sharp fully 
metallic microneedles
A Aksit, S Rastogi, ML Nadal, AM Parker, AK Lalwani, AC West, JW Kysar
Drug delivery and translational research 11, 214-226
Small molecule delivery 
across a perforated artificial 
membrane by 
thermoreversible 
hydrogel poloxamer 407
A Aksit, S Rastogi, ML Nadal, AM Parker, AK Lalwani, AC West, JW Kysar
Drug delivery and translational research 11, 214-226
Microneedle-mediated 
intracochlear injection 
safely achieves higher 
perilymphatic DEX 
concentration  than 
intratympanic delivery in 
guinea pig
Voruz F, Feng SJ, Breil E, Yu M, Hammer DR, Aksit A, Zandkarimi F, Olson ES, Kysar JW, Lalwani AK
Drug Delivery and Translational Research, 1-12
Pyrolyzed Ultrasharp 
Glassy Carbon Microneedles
C Zhou, A Aksit, B Szeto, RL Li, AK Lalwani, JW Kysar
Advanced Engineering Materials 24 (11), 2201222
Simulation assisted design 
for microneedle 
manufacturing: 
Computational modeling of 
two-photon templated 
electrodeposition
A Aksit, AK Lalwani, JW Kysar, AC West
Journal of manufacturing processes 66, 211-219
Anatomical and Functional 
Consequences of 
Microneedle Perforation of 
Round Window Membrane
M Yu, DN Arteaga, A Aksit, H Chiang, ES Olson, JW Kysar, AK Lalwani
Otology & neurotology
In-vitro perforation of the 
round window membrane 
via direct 3-D printed 
microneedles
A Aksit, DN Arteaga, M Arriaga, X Wang, H Watanabe, KE Kasza, AK Lalwani, JW Kysar
Biomedical microdevices 20, 1-12
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