Publications Hejnol Group
Main content
Research Articles
2024
Kagan F, Hejnol A (2024) Comparative analysis of maternal gene expression patterns unravels evolutionary signatures across reproductive modes bioRxiv, https://doi.org/10.1101/2023.11.01.565082
Vellutini BC, Martín-Durán JM, Børve A, Hejnol A (2024) Combinatorial Wnt signaling landscape during brachiopod anteroposterior patterning. bioRxiv https://doi.org/10.1101/2023.09.03.556047
2023
Martín-Zamora FM, Liang Y, Guynes K, Vellutini BC, Carillo-Baltodano AM, Davies BE, Donnellan RD, Tan Y, Moggioli G, Seudre O, Tran M, Mortimer K, Luscombe NM, Hejnol A, Marletaz F, Martin-Duran JM (2023) Annelid functional genomics reveal the origins of bilaterian life cycles Nature https://doi.org/10.1038/s41586-022-05636-7
Marti-Solans J, Børve A, Bump P, Hejnol A, Lynagh T (2023) Peripheral and central employment of acid-sensing ion channels during early bilaterian evolution. eLife 12:e81613 https://doi.org/10.7554/eLife.81613
- Orús-Alcalde A, Børve A, Hejnol A (2023) The localization of Toll and Imd pathway and complement system components and their response to Vibrio infection in the nemertean Lineus ruber. BMC Biology 21 7
2022
Vikberg, J, Gąsiorowski L, Hejnol A (2022) Brachiopod and mollusc biomineralisation is a conserved process that was lost in the phoronid-bryozoan stem lineage. EvoDevo 13: 17 2022
2021
Orus-Alcalde A, Børve A, Lu TM, Hejnol A (2021) The evolution of the metazoan Toll receptor family and its expression during protostome development. BMC Ecol Evol 21, 208
Gąsiorowski L, Børve A, Cherneva IA, Orus-Alcalde A, Hejnol A (2021) Molecular and morphological analysis of the developing nemertean brain indicates convergent evolution of complex brains in Spiralia. BMC Biol 19: 175
Thiel D, Guerra LAY, Franz-Wachtel M, Hejnol A, Jékely G (2021) Nemertean, brachiopod and phoronid neuropeptidomics reveals ancestral spiralian signalling systems Mol Biol Evol 38, 4847-4866
Gąsiorowski L, Andrikou C, Janssen R, Bump P, Budd GE, Lowe CJ, Hejnol A (2021) Molecular evidence for a single origin of ultrafiltration-based excretory organs Curr Biol 31, 3629-3638 https://doi.org/10.1016/j.cub.2021.05.057
Andrikou C, Hejnol A (2021) FGF signaling acts on different levels of mesoderm development within Spiralia Development 148 (10): dev196089
Martín-Durán JM, Vellutini BC, Marletaz F, Cetrangolo V, Cvetesic N, Thiel D, Henriet S, Grau-Bové, Carillo-Baltodano AM, Gu W, Kerbl A, Marquez Y, Bekkouche N, Chourrout D, Gómez-Skarmeta JL, Irimia M, Lenhard B, Worsaae K, Hejnol A (2021) Conservative route to extreme genome compaction in a miniature annelid Nature Ecol & Evol 5: 231-242
2020
Gąsiorowski L, Hejnol, A (2020) Hox gene expression during development of the phoronid Phoronopsis harmeri EvoDevo 11:2
Hejnol, A, Tandberg, AH. (2020) Kompleksitetens svøpe - om "tidlige" og "seine" greiner på livets tre Naturen. 97-104.
2019
Andrikou, C, Passamaneck, YJ, Lowe, CJ, Martindale, MQ, Hejnol, A (2019) Molecular patterning during the development of Phoronopsis harmeri reveals similarities to rhynchonelliform brachiopods EvoDevo 10:33
de Mendoza A, Hatleberg W, Pang K, Leininger S, Bogdanovic O, Pflueger J, Buckberry S, Technau U, Hejnol A, Adamska M, Degnan BM, Degnan SM, Lister R (2019) Convergent evolution of a vertebrate-like methylome in a marine sponge Nature Ecol Evol 3(10):1464-1473
Gąsiorowski L, Furu A, Hejnol A (2019) Morphology of the nervous system of monogonont rotifer Epiphanes senta with a focus on sexual dimorphism between feeding females and dwarf males Front Zool 16:33 doi:10.1186/s12983-019-0334-9
Andrikou C, Thiel D, Ruiz-Santiesteban JA, Hejnol A (2019) Active mode of excretion across digestive tissues predates the origin of excretory organs PLoS Biology 17(7): doi: 10.1371/e3000408
- Memar N, Schiemann S, Hennig C, Findeis D, Conradt B, Schnabel R. (2019) Twenty million years of evolution: The embryogenesis of four Caenorhabditis species are indistinguishable despite extensive genome divergence. Dev Biol 447, 182-199
Thiel D, Bauknecht P, Jékely G, Hejnol A (2019) A nemertean excitatory peptide/CCHamide regulates ciliary swimming in the larvae of Lineus longissimus. Front Zool 16:28 doi: 10.1186/s12983-019-0326-9
Hogvall, Mattias; Vellutini, Bruno Cossermelli; Martin-Duran, José M.; Hejnol, Andreas; Budd, Graham E.; Janssen, Ralf. 2019. Embryonic expression of priapulid Wnt genes Dev Genes Evol. 229 125-135 doi: 10.1007/s00427-019-00636-6
Fromm B, Tosar JP, Aguilera F, Friedländer MR, Bachmann L, Hejnol A (2019) Evolutionary implications of the microRNA- and piRNA complement of Lepidodermella squamata (Gastrotricha) Non-Coding RNA 5:19; doi:10.3390/ncrna5010019
Gąsiorowski L, Hejnol A (2019) Hox gene expression in postmetamorphic juveniles of the brachiopod Terebratalia transversa. EvoDevo 10:1
Reviews and Book Chapters
Leys S, Hejnol A (Editors) (2021) Origin and Evolution of Metazoan Cell Types, CRC Press Taylor & Francis, London, New York, ISBN 9781138032699 doi:10.1201/b21831
Andrikou C, Gąsiorowski L, Hejnol A (2020) Cell types, morphology and evolution of animal excretory organs Preprints, doi:10.20944/preprints202006.0256.v1 doi:10.1201/b21831-7
- Martin-Duran JM, Hejnol A (2019) A developmental perspective on the evolution of the nervous system Dev Biol, doi:10.1016/j.ydbio.2019.10.003
2018
- Thiel D, Franz-Wachtel M, Aguilera F, Hejnol A (2018). Xenacoelomorph neuropeptidomes reveal a major expansion of neuropeptide systems during early bilaterian evolution. Mol Biol Evol, 35, 10, 2528–2543
- Sebé-Pedrós A, Chomsky E, Pang K, Lara-Astiaso D, Gaiti F, Mukamel Z, Amit I, Hejnol A, Degnan B, Tanay A (2018). Early metazoan cell type diversity and the evolution of multicellular gene regulation. Nature Ecol Evol 2(7):1176-1188 doi:10.1038/s41559-018-0575-6
- Dunn CW, Zapata F, Munro C, Siebert S, Hejnol A (2018). Pairwise comparisons across species are problematic when analyzing functional genomic data Proc Natl Acad Sci USA 201707515
- Martín-Durán JM. (2018) General Principles of Planarian Embryogenesis and Its Analysis by In Situ Hybridization and Immunohistochemistry Methods. Methods Mol Biol 1774:405-421.
- Martín-Durán JM, Pang K, Børve A, Semmler Lê H, Furu A, Taylor Cannon J, Jondelius U, Hejnol A (2018). Convergent evolution of bilaterian nerve cords. Nature 553, 45-50
2017
- Sinigaglia C, Thiel D, Hejnol A, Houliston E, Leclere L (2017). A safer, urea-based in situ hybridization method improves detection of gene expression in diverse animal species. Dev Biol (doi:10.1016/j.ydbio.2017.11.015)
- Thiel D, Bauknecht P, Jékely G, Hejnol A (2017). An ancient FMRFamide-related peptide-receptor pair induces defence behaviour in a brachiopod larva. Open Biol 7:170136
- Vellutini BC, Martín-Durán JM, Hejnol A (2017). Cleavage modification did not alter blastomere fates during bryozoan evolution. BMC Biol 15:33
- Martín-Durán JM, Ryan JF, Vellutini BC, Pang KS, Hejnol A (2017). A novel approach using increased taxon sampling reveals thousands of hidden orthologs in flatworms. Genome Res 27:1263-1272
- Schiemann SM, Martín-Durán JM, Børve A, Vellutini BC, Passamaneck YJ, Hejnol A (2017). Clustered brachiopod Hox genes are not expressed collinearly and are associated with lophotrochozoan novelties. Proc Natl Acad Sci USA 114 (10) E1913– E1922
2016
- Martín-Durán JM, Passamaneck YJ, Martindale Hejnol A (2016). The developmental basis for the recurrent evolution of deuterostomy and protostomy Nat Ecol Evol 1:0005
- Martín-Durán JM, Vellutini BC, Hejnol A (2016). Embryonic chirality and the evolution of spiralian left-right asymmetries Phil Trans R Soc B 371, 20150411
- Kerbl A, Martín-Durán JM, Worsaae K, Hejnol A (2016). Molecular regionalization in the compact brain of the meiofaunal annelid Dinophilus gyrociliatus (Dinophilidae). EvoDevo 7:20
- Vellutini, BC and Hejnol A (2016). Expression of segment polarity genes in brachiopods supports a non-segmental ancestral role of engrailed for bilaterians. Sci Rep 6:32387
- Barberán S, Martín-Durán JM, Cebrìà (2016). Evolution of the EGFR pathway in Metazoa and its diversification in the planarian Schmidtea mediterranea. Sci Rep 6:28071
- Reitzel AM, Pang K and Martindale MQ (2016). Developmental expression of "germline"- and "sex determination"-related genes in the ctenophore Mnemiopsis leidyi. EvoDevo 7:17
- Cannon J, Vellutini BC, Smith J, Ronquist F, Jondelius U, Hejnol A (2016). Xenacoelomorpha is the sister group of Nephrozoa. Nature 530, 89-93 doi:10.1038/nature16520
- Martín-Durán JM, Wolff GH, Strausfeld NJ, Hejnol A (2016). The larval nervous system of the penis worm Priapulus caudatus (Ecdysozoa). Phil Trans R Soc B 371:20150050
2015
- Martín-Durán JM, Vellutini BC, Hejnol A (2015). The evolution and development of the adelphophagic, intracapsular Desor’s larva of the nemertean Lineus ruber. EvoDevo 6:28
- Laumer CE, Bekkouche N, Kerbl A, Goetz F, Neves RC, Sørensen MV, Kristensen RM, Hejnol A, Dunn C, Giribet G, Worsaae K (2015). Spiralian phylogeny informs the evolution of microscopic lineages. Curr Biol, 25:2000-6
- Martín-Durán JM, Hejnol A (2015). The study of Priapulus caudatus reveals conserved molecular patterning underlying different gut morphogenesis in the Ecdysozoa. BMC Biol 13:29
- Passamaneck YJ, Hejnol A, Martindale MQ (2015). Mesodermal gene expression during the embryonic and larval development of the articulate brachiopod Terebratalia transversa. EvoDevo 6:10
- Laumer CE, Hejnol A, Giribet G (2015). Nuclear genomic signals of the “microturbellarian” roots of platyhelminth evolutionary innovation. eLife 4:e05503
- Church S, Ryan JF and Dunn CW (2015). Automation and Evaluation of the SOWH Test with SOWHAT Syst Biol 64:1045-1058
2014
- Grande C, Martín-Durán JM, Kenny NJ, Truchado-García M, Hejnol A (2014). Evolution, divergence and loss of the Nodal signalling pathway: new data and a synthesis across the Bilateria. Int J Dev Biol 58:521-532
- Bekkouche N, Kristensen RM, Hejnol A, Sørensen, MV, Worsaae K (2014). Detailed reconstruction of the musculature in Limnognathia maerski (Micrognathozoa) and comparison with other Gnathifera. Front Zool 11:71 - link
- Børve A, Hejnol A (2014). Development and juvenile anatomy of the nemertodermatid Meara stichopi (Bock) Westblad 1949 (Acoelomorpha). Front Zool 11:50
- Schnitzler CE, Simmons DK, Pang K, Martindale MQ and Baxevanis AD (2014). Expression of multiple Sox genes through embryonic development in the ctenophore Mnemiopsis leidyi is spatially restricted to zones of cell proliferation EvoDevo 5:15
2013
- Ryan JF, Pang K, Schnitzler CE, Nguyen AD, Moreland RT, Simmons DK, Koch BJ, Francis WR, Havlak P, NISC Comparative Sequencing Program, Smith SA, Putnam NH, Haddock SHD, Dunn CW, Wolfsberg TG, Mullikin JC, Martindale MQ, Baxevanis AD (2013). The Genome of the Ctenophore Mnemiopsis leidyi and Its Implications for Cell Type Evolution Science 342:1242592
- Flot JF, Hespeels B, Li X, Noel B, Arkhipova I, Danchin EGJ, Hejnol A, Henrissat B, Koszul R, Aury JM, Barbe V, Barthélémey R-M, Bast J, Bazykin GA, Chabrol O, Couloux A, Da Rocha M, Da Silva C, Gladyshev E, Gouret P, Hallatschek O, Hecox-Lea B, Lebadie K, Lejeune B, Piskurek O, Poulain J, Rodriguez F, Ryan JF, Vakhrusheva OA, Wajnberg E, Wirth B, Yushenova I, Kellis M, Kondrashov AS, Mark Welch DB, Pontarotti P, Weissenbach J, Wincker P, Jaillon O, Van Doninck K (2013). Genomic evidence for ameiotic evolution in the bdelloid rotifer Adineta vaga. Nature 500:453-457
- Martín-Durán JM, Mendoza A, Sebé-Pedrós A, Ruiz-Trillo I, Hejnol A (2013). A broad genomic survey reveals multiple origins and frequent losses in the evolution of respiratory hemerythrins and hemocyanins Genome Biol Evol 5:1435-1442 - abstract
- Chiodin M, Børve A, Berezhikov E, Ladurner P, Martinez P, Hejnol A (2013). Mesodermal gene expression in the acoel Isodiametra pulchra indicates a low number of mesodermal cell types and the endomesodermal origin of the gonads. PLoS ONE 8(2):e55499
2012
- Schnitzler CE, Pang K, Powers ML, Reitzel AM, Ryan JF, Simmons D, Tada T, Park M, Gupta J, Brooks SY, Blakesley RW, Yokoyama S, Haddock SHD, Martindale MQ and Baxevanis AD (2012). Genomic organization, evolution, and expression of photoprotein and opsin genes in Mnemiopsis leidyi: a new view of ctenophore photocytes BMC Biol 10:107 - abstract
- DuBuc TQ, Ryan JF, Shinzato C, Satoh N, Martindale MQ (2012). Coral Comparative Genomics Reveal Expanded Hox Cluster in the Cnidarian–Bilaterian Ancestor. Integr Comp Biol 52(6):835-841
- Martín-Durán JM, Janssen R, Wennberg S, Budd GE, Hejnol A (2012). Deuterostomic Development in the Protostome Priapulus caudatus. Curr Biol 22:2161-2166 - abstract
- Maxwell EK, Ryan JF, Schnitzler CE, Browne WE and Andreas D Baxevanis (2012). MicroRNAs and essential components of the microRNA processing machinery are not encoded in the genome of the ctenophore Mnemiopsis leidyi BMC Genomics 13:714 - abstract
- Santagata S, Resh C, Hejnol A, Martindale MQ, Passamaneck, YJ (2012). Development of the larval anterior neurogenic domains of Terebratalia transversa (Brachiopoda) provides insights into the diversification of larval apical organs and the spiralian nervous system. EvoDevo 3:3
2011
- Fuchs J, Martindale MQ and Hejnol A (2011) Gene expression in bryozoan larvae suggest a fundamental importance of pre-patterned blastemic cells in the bryozoan life-cycle EvoDevo 2:13
- Passamaneck YJ, Furchheim N, Hejnol A, Martindale MQ, Lüter C (2011). Ciliary photoreceptors in the cerebral eyes of a protostome larva EvoDevo 2:6 - abstract.
2009
- Hejnol A, Martindale MQ (2009). Coordinated spatial and temporal expression of Hox genes during embryogenesis in the acoel Convolutriloba longifissura. BMC Biol 7(1):65 - abstract
Reviews and Book Chapters
- Stracke K, Hejnol A (2022) Marine animal evolutionary developmental biology - advances through technology development. Evol Applications https://doi.org/10.1111/eva.13456
- Gąsiorowski L, Martin-Duran JM, Hejnol A (2022) The Evolution of Hox Genes in Spiralia (In Origin and Evolution of Metazoan Cell Types”, eds. DFK Ferrier, CRC Press, New York) https://doi.org10.1201/9781003057215-9
- Annunziata R, Andrikou C, Perillo M (2019). Development and evolution of gut structures: from molecules to function. Cell and Tissue Research doi 10.1007/s00441-019-03093-9
- Hejnol A (2017). Ladders, trees, complexity and other metaphors in evolutionary thinking. (In "Arts of Living on a Damaged Planet: Ghosts and Monsters of the Anthropocene", eds. Tsing AL, Swanson HA, Gan E, Brubandt N, Minnesota University Press, Minnesota, pp. 110–117)
- Hejnol A, Vellutini BC (2017) Larval Evolution: I'll tail you later... Curr Biol 29 R21-R23
- Hejnol A, Pang K (2016). Xenacoelomorpha’s significance for understanding bilaterian evolution Curr Opin Dev Gen 39:48-54
- Hejnol A, Dunn CW (2016). Animal Evolution: Are Phyla Real? Curr Biol 26:R424-R426
- Arnone MI, Hejnol A (2015). Genomics going wild: Marine sampling for studies of evolution and development Mar Genomics, doi:10.1016/j.margen.2015.11.003
- Hejnol A, Lowe CJ (2015). Embracing the comparative approach: how robust phylogenies and broader developmental sampling impacts the understanding of nervous system evolution Phil Trans R Soc B 370:20150045
- Adell T, Martín-Durán JM, Salo E, Cebria F (2015). Platyhelminthes. Evolutionary Developmental Biology of Invertebrates Volume 2, ed. Wanninger A, Springer Verlag, pp. 21-40.
- Hejnol A, Rentzsch F (2015). Primer: Neural Nets. Curr Biol 25:R782-R786
- Hejnol A (2015). Acoelomorpha. Structure and Evolution of Invertebrate Nervous Systems eds. Schmidt-Rhaesa A, Hartzsch S, Purschke G, Oxford University Press, Oxford, pp. 56-61.
- Hejnol A (2015). Acoelomorpha and Xenoturbellida. Evolutionary Developmental Biology of InvertebratesVolume 1, ed. Wanninger A., Springer Verlag, pp. 203-14.
- Hejnol A (2015). Cycloneuralia. Evolutionary Developmental Biology of Invertebrates Volume 3, ed. Wanninger A, Springer Verlag, pp. 1-13.
- Hejnol A (2015). Gnathifera. Evolutionary Developmental Biology of Invertebrates Volume 2, ed. Wanninger A, Springer Verlag, pp. 1-12.
- Hejnol A (2015). Gastrotricha. Evolutionary Developmental Biology of Invertebrates Volume 2, ed. Wanninger A, Springer Verlag, pp. 13-19.
- Hejnol A, Martín-Durán JM (2015). Getting to the bottom of anal evolution. Zool Anz, doi: 10.1016/j.jcz.2015.02.006 - link
- Hejnol A, Lowe C (2014). Animal Evolution: Stiff or Squishy Notochord Origins? Curr Biol 24:R1131-R1133
- Dunn CW, Giribet G, Edgecombe GD, Hejnol A (2014). Animal Phylogeny and Its Evolutionary Implications. Annu Rev Ecol Evol Syst 45:371-395
- Hejnol A (2014). Evolutionary Biology: Excitation about jelly nerves. Nature, 510, doi:10.1038/nature13340, Nature Podcast Not so Simple
- Martín-Durán JM, Hejnol A (2014). Priapulida (penis worms): Implications of embryonic development. 306-309 In: McGraw-Hill 2014 Yearbook of Science & Technology, McGraw-Hill Education, New York
- Hejnol A (2012). Evolutionary Biology: Muscle's dual origins. Nature 487:181-182.
- Martín-Durán JM, Egger B (2012). Developmental diversity in free-living flatworms. EvoDevo, 3:7 - abstract
- Edgecombe GD, Giribet G, Dunn CW, Hejnol A, Kristensen RM, Neves RC, Rouse GW, Worsaae K, Sørensen MV. (2011) Higher-level metazoan relationships: recent progress and remaining questions. Org Divers EvolVolume 11, Number 2, 151-172.
- Hejnol A (2011). Mark Q. Martindale: Shedding new light on developmental diversity Int J Dev Biol 55:237-242
- Hejnol A (2010). A Twist in Time--The Evolution of Spiral Cleavage in the Light of Animal Phylogeny Integr Comp Biol 50:695-706, doi: 10.1093/icb/icq103
Earlier Publications
- Hejnol A, Obst M, Stamatakis A, Ott M, Rouse GW, Edgecombe GD, Martinez P, Baguñà J, Bailly X, Jondelius U, Wiens M, Müller, WEG, Seaver E, Wheeler WC, Martindale MQ, Giribet G, Dunn CW (2009). Assessing the root of bilaterian animals with scalable phylogenomic methods. Proc R Soc B 276:4261-4270.
- Hejnol A and Martindale MQ (2009). The mouth, the anus and the blastopore - open questions about questionable openings. Animal Evolution: Genomes, Fossils and Trees, eds. Littlewood D.T.J. & Telford, M.J., Oxford University Press, pp. 33-40. (pdf)
- Martindale MQ and Hejnol A (2009). A developmental perspective: changes in the position of the blastopore during bilaterian evolution. Dev Cell 17:162-174.
- Bourlat SJ and Hejnol A (2009). Quick Guide: Acoels. Curr Biol 19:R279-R280
- Hejnol A and Martindale MQ (2009). The mouth, the anus and the blastopore - open questions about questionable openings. In: “Animal Evolution: Genomes, Fossils and Trees”, eds. Littlewood D.T.J. & Telford, M.J., Oxford University Press, pp. 33-40.
- Giribet G, Dunn CW, Edgecombe GD, Hejnol A, Martindale MQ, Rouse GW (2009). Assembling the Spiralian Tree of Life. In: “Animal Evolution: Genomes, Fossils and Trees”, eds. Littlewood D.T.J. & Telford, M.J., Oxford University Press, pp. 52-64.
- Hejnol A and Martindale MQ (2008). Acoel development indicates the independent evolution of the bilaterian mouth and anus. Nature, 456, 382-386. (listen to the nature podcast)
- Dunn CW, Hejnol A, Matus DQ, Pang K, Browne WE, Smith SA, Seaver E, Rouse GW, Obst M, Edgecombe GD, Sørensen MV, Haddock SHD, Schmidt-Rhaesa A, Okuso A, Kristensen RM, Wheeler WC, Martindale MQ, Giribet G (2008). Broad phylogenomic sampling improves resolution of the Animal Tree of Life. Nature, 452, 745-749.
- Hejnol A and Martindale MQ (2008). Acoel development supports a simple planula-like urbilaterian. Phil Trans R Soc B, 363:1493-1501.
- Henry JQ, Hejnol A, Perry KJ, Martindale MQ (2007). Homology of ciliary bands in spiralian trochophores. Integ Comp Biol, 47:865-871.
- Hejnol A, Martindale MQ, Henry JQ (2007). High-resolution fate map of the snail Crepidula fornicata: the origins of ciliary bands, nervous system, and muscular elements. Dev Biol 305:63-76.
- Hejnol A, Schnabel R, Scholtz G (2006). A 4D-microscopic analysis of the germ band in Porcellio scaber (Malacostraca, Peracarida) – developmental and phylogenetic implications. Dev Genes Evol 216:755-767
- Matus DQ, Copley RR, Dunn CW, Hejnol A, Eccleston H, Halanych KH, Martindale MQ, Telford MJ (2006). Broad taxon and gene sampling indicate that chaetognaths are protostomes. Curr Biol, 16:R575-R576
- Schnabel R, Bischoff M, Hintze A, Schulz A-K, Hejnol A, Meinhardt H, Hutter H (2006). Global cell sorting in the C. elegans embryo defines a new mechanism for pattern formation. Dev Biol 294:418-431
- Hejnol A and Schnabel R (2006). What a couple of dimensions can do for you: Comparative developmental studies using 4D-microscopy – examples from tardigrade development. Integ Comp Biol 46:151–161.
- Hejnol A and Schnabel R (2005). The eutardigrade Thulinia stephaniae has an indeterminate development and the potential to regulate early blastomere ablations. Development 132:1349-1361.
- Hejnol, A., Scholtz, G. (2004) Clonal analysis of Distal-less and engrailed expression patterns during early morphogenesis of uniramous and biramous crustacean limbs. Dev Genes Evol 214:473-485.
- Hejnol, A., Pfannenstiel, H.-D. (1998) Myosin and actin are necessary for polar lobe formation and resorption in Ilyanassa obsoleta embryos. Dev Genes Evol 208:229-233.