Johnson, Amy - Bowdoin College - Department of Biology

个人简介

PhD, Zoology, University of California-Berkeley, 1986 BA, Biology, University of California-Los Angeles, 1978

研究领域

Biomechanics, functional morphology and ecophysiology of marine invertebrates and algae; mechanisms and modeling of growth of sea urchins, scaling of metabolic rate, biomechanics of underwater legged locomotion, especially sea stars!

近期论文

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Heydari, S., Johnson, A., Ellers, O., McHenry, M. J., Kanso, E. (2020). Sea star inspired crawling and bouncing. Journal of the Royal Society Interface, 17(162), 20190700. Horch, HW, Pfister, A*, Ellers, O, Johnson, AS (2017). Plasticity in the Cricket Central Nervous System. In The Cricket as a Model Organism (pp. 105-128). Springer Japan. Dickinson, ES*, Johnson AS, Ellers, O, Dickinson, PS (2016). Forces generated during stretch in the heart of the lobster Homarus americanus are anisotropic and are altered by neuromodulators. Journal of Experimental Biology, 219:1187-1202. Johnson AS, Salyers JM*, Alcorn NJ*, Ellers O, Allen JD (2013) Externally visible fluorochrome marks and allometries of growing sea urchins. Invertebrate Biology. 132:251-269. Pfister, A*, Johnson, A, Ellers, O, Horch, HW (2013). Quantification of dendritic and axonal growth after injury to the auditory system of the adult cricket Gryllus bimaculatus. Front. Physio. 3:367. doi: 10.3389/fphys.2012.00367 (online research article, 861 views: http://journal.frontiersin.org/Journal/10.3389/fphys.2012.00367/full) Ellers, O., Johnson, A.S. (2009) Polyfluorochrome marking slows growth only during the marking month in the green sea urchin Strongylocentrotus droebachiensis. Invert. Biol. DOI:10.1111/j.1744-7410.2008.00159.x. Selden, R., Johnson, A.S., Ellers, O. (2009) Crab scent induces thicker skeletons, smaller gonads and size-specific growth responses in sea urchins. Mar. Biol. 156:1057–1071 DOI : 10.1007/s00227-009-1150-0 Butler, M., Johnson, A.S. (2004). Are melanized feather barbs stronger? J. Exp. Biol. 207: 285-293 Lohrmann NL, Logan BA, Johnson AS (2004) Seasonal acclimatization of antioxidants in Chondrus crispus and Mastocarpus stellatus, two co-occurring red algae with differing winter tolerances. Biol Bull 2004 207: 225-232. Johnson, A.S., Ellers, O., *Lemire, J., *Minor, M., *Leddy, H. (2002). Sutural loosening and skeletal flexibility during growth: determination of drop-like shapes in sea urchins. Proc. R. Soc. Lond. B, 269: 215-220. Pratt, M.P., Johnson, A.S. (2002). Strength, Drag, and Dislodgement of Two Competing Intertidal Algae from Two Wave Exposures and Four Seasons. J. Exp. Mar. Biol. Ecol. 272: 71-101 Johnson, A.S. (2001). Drag, drafting, and mechanical interactions in canopies of the red alga Chondrus crispus. Biological Bulletin 201: 126-135. Leddy, H.A., Johnson, A.S. (2000). Walking vs. breathing: mechanical differentiation of sea urchin podia corresponds to functional specialization. Biological Bulletin 198: 88-93. Ellers, O, Johnson, A.S., Moberg, P. (1998). Sutural strengthening of urchin skeletons by collagenous sutural ligaments. Biological Bulletin 195: 136-144. Johnson, A. (1997). Flow is genet and ramet blind: Consequences of individual, group and colony morphology on filter feeding and flow. Proceedings of the 8th International Coral Reef Symposium 2: 1093-1096. Johnson, A.S. and Koehl, M.A.R. (1994). Maintenance of environmental stress factor in different flow habitats: Thallus allometry and material properties of a giant kelp. Journal of Experimental Biology 195: 381-410. Abstract; Full article Johnson, A.S. (1993). Sag-mediated modulated tension in terebellid tentacles exposed to flow. Biological Bulletin 185: 10-19. Johnson, A.S. and K.P. Sebens (1993). Consequences of a flattened morphology: Effects of flow on feeding rates of the scleractinian coral Meandrina meandrites (Linnaeus 1758). Marine Ecology Progress Series 99: 99-114. Trussell, G.C., A.S. Johnson, S.G. Rudolph, and E.S. Gilfillan (1993). Resistance to dislodgment: Habitat and size-specific differences in morphology and tenacity in an intertidal snail. Mar. Ecol. Prog. Ser. 100: 135-144. Dudgeon, S.R. and A.S. Johnson (1992). Thick versus thin: Thallus morphology and tissue mechanics influence differential drag and dislodgement of two co-dominant seaweeds. J. Exp. Mar. Biol. Ecol. 165: 23-43.