Skip to main content Skip to navigation
Michael Knoblauch Lab


(red text links to the journal page)

Knoblauch M, Peters WS (2017) What actually is the Münch hypothesis? A short history of assimilate transport by mass flow. Journal Integrative Plant Biology. 59, (5), 292–310.

Timothy J. Ross-Elliott, Kaare H. Jensen, Katrine S. Haaning, Brittney M. Wager, Jan Knoblauch, Alexander Howell, Alexander G. Monteith, Jung-Youn Lee, Ross Sagar, Danae Paultre, Sofia Otero-Perez, Dawei Yan, Matthieu Bourdon, Yka Helariutta, Michael Knoblauch, Karl J. Oparka. (2017) Phloem unloading in Arabidopsis roots is convective and regulated by the phloem-pole pericycle. eLife.

Knoblauch, M., J. Knoblauch, D.L. Mullendore, J.A. Savage, B.A. Babst, S.D. Beecher, A.C. Dodgen, K.H. Jensen, and N.M. Holbrook. 2016. Testing the Münch hypothesis of long distance phloem transport in plants. eLife. 5:e15341.

Jan Knoblauch, Sarah Tepler-Drobnitch, Winfried S. Peters, Michael Knoblauch (2016) In situ-microscopy reveals reversible swelling of cell walls leading to turgor-buffering in sieve elements of brown algae. Plant Cell and Environment. 39(8):1727-36. doi: 10.1111/pce.12736

Knoblauch Jan, Peters Winfried, Knoblauch Michael. (2016) The gelatinous extracellular matrix facilitates transport studies in kelp: visualization of pressure‑induced flow reversal across sieve plates. Annals of Botany. 117 (4): 599-606

Knoblauch, M., and W.S. Peters. 2016. Think outside the sieve element! Plant Cell Environ. 39:707-708.

Knoblauch M, Vendrell M, de Leau E, Paterlini A, Knox K, Ross-Elliot T, Reinders A, Brockman SA, Ward J, Oparka K. (2015) Multispectral phloem-mobile probes: properties and applications. Plant Physiology 167 1211-1220

Knoblauch J, Mullendore DL, Jensen KH, Knoblauch M (2014) Pico gauges for minimally invasive intracellular hydrostatic pressure measurements. Plant Physiology 166, 1271-1279

Knoblauch M, Froelich DF, Pickard WF, Peters WS (2014) SEORious business: structural proteins in sieve tubes and their involvement in sieve element occlusion. Journal of Experimental Botany 65 1879-1893.

Dettmer J, Ursache, R, Campilho, A, Miyashima, S, Belevich, I, O’Regan, S, Mullendore, DL, Yadav, SR, Lanz, C, Beverina, L, Papagni, A, Schneeberger, K, Weigel, D, Stierhof, YD, Moritz, T, Knoblauch, M, Jokitalo, E, Helariutta, Y…More. (2014) CHOLINE TRANSPORTER-LIKE1 is required for sieve plate development to mediate long-distance cell-to-cell communication. Nature Communications 5, 1-11

PTY Dinh, M Knoblauch, AA Elling. (2014) Non-Destructive Imaging of Plant-Parasitic Nematode Development and Host Response to Nematode Pathogenesis. Phytopathology,

Knoblauch M, Peters WS. (2013) Long-distance translocation of photosynthates: a primer. Photosynthesis Research 117, 189-196

Knoblauch M, Mullendore DL (2012) Sieve element occlusion. In “Phloem” Eds Thompson GA, Van Bel AJE. 141-153

Jensen KH, Mullendore DL, Holbrook NM, Bohr T, Knoblauch M, Bruus H. (2012) Modeling the hydrodynamics of phloem sieve plates. Frontiers in Plant Sciences 3, 1-11 doi:10.3389/fpls.2012.00151

Schulze-Makuch D, Head JN, Houtkooper JM, Knoblauch M, Furfaro R, Fink W, Faire AG, Vali H, Sears SK, Daly M, Deamer D, Schmidt H, Hawkins AR, Sunm HJ, Lim DSS, Dohmn J, Irwin LN, Davila AF, Mendez A, Andersen D. (2012) The Biological Oxidant and Life Detection (BOLD) mission: A proposal for a mission to Mars. Planetary and Space Sciences 67, 57-69.

Knoblauch M, Stubenrauch M, Van Bel AJE, Peters W (2012) Forisome performance in artificial sieve tubes. Plant Cell and Environment. DOI: 10.1111/j.1365-3040.2012.02499.x

Knoblauch M, Oparka KJ (2012) The structure of the phloem–still more questions than answers. The Plant Journal. 70 (2012) 147-156

Anstead JA, Froelich DR, Knoblauch M, Thompson GA (2012) Arabidopsis P-protein Filament Formation Requires Both AtSEOR1 and AtSEOR2. Plant Cell Physiology, 53 1033-1042 doi: 10.1093/pcp/pcs046

Froelich DF, Mullendore DM, Jensen KH, Ross-Elliott TJ, Anstead JA, Thompson GA, Pelissier H, Knoblauch M (2011) Phloem Ultrastructure And Pressure Flow: Sieve-Element-Oclussion-Related Agglomerations Do Not Affect Translocation. The Plant Cell, 23

Van Bel AJE, Furch ACU, Hafke JB, Knoblauch M, Patrick JW (2011) (Questions)(n) on phloem biology. 2. Mass flow, molecular hopping, distribution patterns and macromolecular signaling Plant Science 181, 325-330.

Van Bel AJE, Knoblauch M , Furch ACU, Hafke JB (2011) (Questions)(n) on phloem biology. 1. Electropotential waves, Ca(2+) fluxes and cellular cascades along the propagation pathway. Plant Science 181, 210-218.

Nair S, Knoblauch M, Ullrich S, Baik BK (2011) Microstructure of hard and soft kernels of barley. Journal of Cereal Science 54, 354-362.

Knoblauch M, Peters WS (2010) Münch, morphology, microfluidics – our structural problem with the phloem. Plant, Cell, Environment 33, 1439 – 1452

Mullendore D, Windt CW, Van As H, Knoblauch M. (2010) Sieve tube geometry in relation to phloem flow. The Plant Cell 22, 579-593

Peters WS, Haffer d, Hanakam CB, van Bel AJE, Knoblauch M. (2010) Legume phylogeny and the evolution of a unique contractile apparatus that regulates phloem transport. American Journal of Botany 97, 797-808

Park J, Knoblauch M, Okita T, Edwards G ( 2009) Structural changes in the vacuole and cytoskeleton are key to development of the two cytoplasmic domains supporting single-cell C-4 photosynthesis in Bienertia sinuspersici. Planta, 229 (2), 369-382

Pelissier, HC, Peters WS, Collier R, Van Bel AJE, Knoblauch M (2008) GFP Tagging of Sieve Element Occlusion (SEO) Proteins Results in Green Fluorescent Forisomes. Plant and Cell Physiology, 49 (11), 1699-1710

Peters WS, Knoblauch M, Warmann SA, Pickard WF, Shen AQ (2008) Kinetics of anisotropic contraction in forisomes: Simple models won’t fit. Cell Motility and the Cytoskeleton, 65 (5), 368-378

Noll GA, Fontanellaz ME, Rueping B, Ashoub A, Van Bel AJE, Fischer R, Knoblauch M, Prufer D (2007) Spatial and temporal regulation of the forisome gene for1 in the phloem during plant development. Plant Molecular Biology 65 (3), 285-294

Peters WS, Knoblauch M, Warmann SA, Schnetter R, Shen AQ, Pickard WF (2007) Tailed Forisomes of Canavalia gladiata: a New Model to Study Ca2+-Driven Protein Contractility. Annals of Botany 100, 101-109

Peters WS, Schnetter R, Knoblauch M (2007) Reversible birefringence suggests a role for molecular self-assembly in forisome contractility. Functional Plant Biology 34 (4), 302-306

Peters WS, Van Bel AJE, Knoblauch M (2006) The geometry of the forisomes-sieve-element- sieve plate complex in the phloem of Vicia faba L. leaflets. Journal of Experimental Botany 57 (12), 3091-3098

Shen AQ, Hemlington B, Knoblauch M, Peters WS, Pickard WF (2006) Forisome-based biomimetic smart materials. Journal of Smart Structures and Systems 2 (3), 225 – 235

Pickard WF, Knoblauch M, Peters WS, Shen AQ (2006) Prospective energy density in the forisome, a new smart material. Materials Science & Engineering C, 26 (1), 104 – 112

Knoblauch M, Peters WS (2004) Biomimetic actuators: where technology and cell biology merge. Cellular and Molecular Life Sciences 61, 2497-2509

Knoblauch M, Peters WS (2004) Forisomes, a novel type of Ca2+-dependent contractile protein motor. Cell Motility and the Cytoskeleton 58 (3), 137-142

Knoblauch M, Noll GA, Müller T, Prüfer D, Schneider-Hüther I, Scharner D, van Bel AJE, Peters WS (2003) ATP-independent contractile proteins from plants. Nature Materials 2, 600-603

Van Bel AJE, Ehlers K, Knoblauch M (2002) Sieve elements caught in the act. Trends in Plant Science 7, 126-132

Scholz SR, Korn C, Gimadutdinow O, Knoblauch M, Pingoud A, Meiss G (2002) The effect of ICAD-S on the formation and intracellular distribution of a nucleolytically active caspase-activated DNase. Nucleic Acids Research 30 (14), 3045-3051

Vierheilig H, Knoblauch M, Jürgensen K, van Bel AJE, Grundler F, Piche Y (2001) Imaging of arbuscular mycorrhizal structures in living roots of Nicotiana tabacum by light, epifluorescence and confocal laser scanning microscopy. Canadian Journal of Botany 79, 231-237

Van Bel AJE, Hibberd J, Prüfer D, Knoblauch M (2001) Novel approach in plastid transformation. Current Opinion in Biotechnology 12, 144-149

Knoblauch M, Peters WS, Ehlers K, van Bel AJE (2001) Reversible calcium-regulated stopcocks in legume sieve tubes. The Plant Cell 13, 1221-1230

Van Bel AJE, Knoblauch M (2000) Sieve element and companion cell: the story of the comatose patient and the hyperactive nurse. Australian Journal of Plant Physiology 27, 477-487

Ehlers K, Knoblauch M, van Bel AJE (2000) Ultrastructural features of well-preserved and injured sieve elements. Minute clamps keep the phloem transport conduits free for mass flow. Protoplasma 214, 80-92

Knoblauch M (2000). Microinjection. In Hawes C, and Satiat-Jeunemaitre B, eds. Plant Cell Biology: A Practical Approach. Oxford University Press, Oxford. 143-158

Knoblauch M, Hibberd JM, Gray JC, van Bel AJE (1999) A galinstan expansion femtosyringe for injection of eukaryotic organelles and prokaryotes. Nature Biotechnology 17, 906-909

Vierheilig A, Boeckenhoff A, Knoblauch M, Jugè C, van Bel AJE, Grundler F, Piché Y, Wyss U (1999) In vivo observations of the arbuscular mycorrhizal fungus Glomus mosseae in roots by confocal laser scanning microscopy. Mycological Research 103, 311-314

Kempers R, Prior DAM, Oparka KJ, Knoblauch M, van Bel AJE (1999) Integration of controlled pressure injection, iontophoresis and membrane potential measurements. Plant Biology 1, 61-67

Knoblauch M, van Bel AJE (1998) Sieves tubes in action. The Plant Cell 10, 35-50