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Keywords: cockroach
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Journal Articles
J Exp Biol (2020) 223 (3): jeb218032.
Published: 3 February 2020
...Marco Paoli; Hiroshi Nishino; Einat Couzin-Fuchs; C. Giovanni Galizia ABSTRACT The general architecture of the olfactory system is highly conserved from insects to humans, but neuroanatomical and physiological differences can be observed across species. The American cockroach, inhabiting dark...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (1): jeb199018.
Published: 6 January 2020
... during running by leg muscles in a cockroach . J. Exp. Biol.   201 , 997 - 1012 . Getz , E. B. , Cooke , R. and Lehman , S. L. ( 1998 ). Phase transition in force during ramp stretches of skeletal muscle . Biophys. J.   75 , 2971 - 2983 . 10.1016/S0006-3495(98)77738-0...
Journal Articles
J Exp Biol (2019) 222 (23): jeb213744.
Published: 28 November 2019
...Jan Lubawy; Virginie Daburon; Szymon Chowański; Małgorzata Słocińska; Hervé Colinet ABSTRACT Cold tolerance is considered an important factor determining the geographic distribution of insects. We have previously shown that despite its tropical origin, the cockroach Gromphadorinha coquereliana...
Journal Articles
J Exp Biol (2018) 221 (21): jeb189340.
Published: 1 November 2018
... , H. , Weckstrom , M. and Torkkeli , P. H. ( 2015 ). Transcriptome analysis and RNA interference of cockroach phototransduction indicate three opsins and suggest a major role for TRPL channels . Front. Physiol.   6 , 207 . 10.3389/fphys.2015.00207 Frolov , R.-V. , Immonen...
Journal Articles
J Exp Biol (2015) 218 (7): 1022–1027.
Published: 1 April 2015
...Maayan Kaiser; Frederic Libersat ABSTRACT The jewel wasp stings cockroaches and injects venom into their cerebral ganglia, namely the subesophageal ganglion (SOG) and supraesophageal ganglion (SupOG). The venom induces a long-term hypokinetic state, during which the stung cockroach shows little...
Journal Articles
J Exp Biol (2011) 214 (24): 4121–4132.
Published: 15 December 2011
...Mark A. Willis; Jennifer L. Avondet; Elizabeth Zheng SUMMARY The walking paths of male cockroaches, Periplaneta americana , tracking point-source plumes of female pheromone often appear similar in structure to those observed from flying male moths. Flying moths use visual-flow-field feedback...
Journal Articles
J Exp Biol (2011) 214 (12): 2057–2064.
Published: 15 June 2011
...John A. Bender; Elaine M. Simpson; Brian R. Tietz; Kathryn A. Daltorio; Roger D. Quinn; Roy E. Ritzmann SUMMARY Earlier observations had suggested that cockroaches might show multiple patterns of leg coordination, or gaits, but these were not followed by detailed behavioral or kinematic...
Includes: Supplementary data
Journal Articles
J Exp Biol (2010) 213 (16): 2851–2864.
Published: 15 August 2010
... of the CC in various obstacle negotiation behaviors. We found that cockroaches with lesions to the protocerebral bridge (PB) and ellipsoid body (EB) exhibit abnormalities in turning and dealing with shelf-like objects; whereas, individuals with lesions to the fan-shaped body (FB) and lateral accessory lobe...
Includes: Supplementary data
Journal Articles
J Exp Biol (2010) 213 (13): 2294–2302.
Published: 1 July 2010
...Yoshichika Baba; Akira Tsukada; Christopher M. Comer SUMMARY Cockroaches were observed with videographic methods as escape running was initiated, but with obstacles in the path of their run. The goal was to determine the repertoire of possible responses to obstacles and the sensory cues used...
Journal Articles
J Exp Biol (2010) 213 (11): 1907–1920.
Published: 1 June 2010
...Andrew J. Spence; Shai Revzen; Justin Seipel; Chris Mullens; Robert J. Full SUMMARY In nature, cockroaches run rapidly over complex terrain such as leaf litter. These substrates are rarely rigid, and are frequently very compliant. Whether and how compliant surfaces change the dynamics of rapid...
Journal Articles
J Exp Biol (2009) 212 (10): 1463–1476.
Published: 15 May 2009
... was to characterize sensors involved in the complex control of obstacle negotiation behaviors in the cockroach Blaberus discoidalis . Previous studies suggest that antennae are involved in obstacle detection and negotiation behaviors. During climbing attempts, cockroaches swing their front leg that then either...
Includes: Supplementary data
Journal Articles
J Exp Biol (2009) 212 (1): 126–136.
Published: 1 January 2009
...Cathleen Rotte; Jeannine Witte; Wolfgang Blenau; Otto Baumann; Bernd Walz SUMMARY Cockroach salivary glands are innervated by dopaminergic and serotonergic neurons. Both transmitters elicit saliva secretion. We studied the distribution pattern of neurons containing γ-aminobutyric acid (GABA...
Journal Articles
J Exp Biol (2008) 211 (23): 3682–3690.
Published: 1 December 2008
... of cockroaches to static electric fields and determined the physiological mechanisms that underlie their behavioural responses. The behaviour of animals in response to electric fields was tested using a Y-choice chamber with an electric field generated in one arm of the chamber. Locomotory behaviour...
Journal Articles
J Exp Biol (2008) 211 (14): 2317–2326.
Published: 15 July 2008
... challenged freely walking virgin male cockroaches, Periplaneta americana , to track plumes of airborne female pheromone and then video-recorded and analyzed their responses as the odor plume and wind were independently manipulated. Plume tracking males that experienced the total loss of directional air flow...
Journal Articles
J Exp Biol (2008) 211 (4): 548–554.
Published: 15 February 2008
...Yongliang Fan; Dorit Eliyahu; Coby Schal SUMMARY Cuticular hydrocarbons of arthropods serve multiple functions, including as barriers to water loss and as pheromones and pheromone precursors. In the oviparous German cockroach, Blattella germanica , long-chain hydrocarbons are produced by oenocytes...
Journal Articles
J Exp Biol (2007) 210 (14): 2540–2547.
Published: 15 July 2007
... the hypothesis that deprivation of sleep-like rest will lead to increased metabolic rate in an ectothermic insect, the Pacific beetle cockroach. A mild alerting stimulus consisting of a brief <1% pulse of CO 2 and simultaneous 2 s rotation (1 cm motion) of the animal chamber consistently prevented...
Journal Articles
J Exp Biol (2007) 210 (8): 1463–1471.
Published: 15 April 2007
...Carsten Hille; Bernd Walz SUMMARY Cells of the dopaminergically innervated salivary ducts in the cockroach Periplaneta americana have a vacuolar-type H + -ATPase(V-ATPase) of unknown function in their apical membrane. We have studied whether dopamine affects intracellular pH (pH i ) in duct cells...
Journal Articles
J Exp Biol (2006) 209 (23): 4768–4775.
Published: 1 December 2006
... deposition of chemical cues. In this study, we investigated whether scent trails can influence path selection in the cockroach Blattella germanica (L.). Experiments were designed to separate the role of prior experience based on the orientation of the path and the presence of trails. In a first phase...
Journal Articles
J Exp Biol (2006) 209 (15): 2990–3000.
Published: 1 August 2006
...Daniel I. Goldman; Tao S. Chen; Daniel M. Dudek; Robert J. Full SUMMARY Rapid, vertically climbing cockroaches produced climbing dynamics similar to geckos, despite differences in attachment mechanism, `foot or toe'morphology and leg number. Given the common pattern in such diverse species,we...
Journal Articles
J Exp Biol (2006) 209 (14): 2794–2803.
Published: 15 July 2006
...Sabine Hofer; Uwe Homberg SUMMARY The accessory medulla (AMe), a small neuropil in the optic lobe, houses the master circadian clock in the brain of the cockroach Leucophaea maderae and controls circadian rhythms in locomotor activity. Recently,members of the orcokinin family of crustacean...