Title Ultra-morphology and mechanical function of the trichoideum sensillum in Nabis rugosus (Linnaeus, 1758) (Insecta: Heteroptera: Cimicomorpha) /
Authors Chakilam, Shashikanth ; Brożek, Jolanta ; Chajec, Łukasz ; Poprawa, Izabela ; Gaidys, Rimvydas
DOI 10.3390/insects13090799
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Is Part of Insects.. Basel : MDPI. 2022, vol. 13, iss. 9, art. no. 799, p. 1-20.. ISSN 2075-4450
Keywords [eng] N. rugosus ; trichoideum sensillum ; mechanoreceptor ; morphology ; scanning electron microscopy ; transmission electron microscopy ; 3D model
Abstract [eng] The present study aims to investigate the morphological features of the antennal sensilla by using SEM and TEM. The construction of a 3D model of trichoideum sensillum using Amira software is presented in this paper. Five sensillum types, namely trichoideum, chaeticum, campaniformium, coeloconicum, and basiconicum, were recorded. This model exhibits the mechanosensillum components, including the embedded hair in a socket attached by the joint membrane and the dendrite connected to the hair base passing through the cuticle layers. TEM images present the dendrite way, micro-tubules inside the dendritic sheath, and terminal structure of the tubular dendrite body and so-called companion cells included in the receptor, e.g., tormogen and trichogen. The parameters noted for the external structure and ultrastructure of the mechano-receptor indicate that they are specific to a particular type of sensillum and would be useful in developing the model for a biosensor. Results show that bio-inspired sensors can be developed based on morphological and ultrastructural studies and to conduct mechanical studies on their components.
Published Basel : MDPI
Type Journal article
Language English
Publication date 2022
CC license CC license description