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Fakultät für Biologie, Chemie und Geowissenschaften

Keylab Genomanalytik & Bioinformatik – PD Dr. Alfons Weig

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Projects

Kooperationsprojekte | Cooperation Projects

Collaborative Research Center "Microplastics" (SFB 1357 "Mikroplastik")Einklappen
  • Khaleel, Rizwan; Weig, Alfons R.; Wagenhofer, Julian; Rolf, Markus; Lu, Yifan; Laermanns, Hannes et al. (2026): Temporal dynamics of bacterial and fungal colonization on polystyrene microplastics in floodplain soils. DOI: 10.2139/ssrn.6485405.
  • Rohrbach, Stephan; Gkoutselis, Gerasimos; Hink, Linda; Weig, Alfons R.; Rambold, Gerhard; Horn, Marcus A. (2025): Microplastic impacts archaeal abundance, microbial communities, and their network connectivity in a Sub-Saharan soil environment. In FEMS microbiology ecology 101 (10). DOI: 10.1093/femsec/fiaf085.
  • Hink, Linda; Holzinger, Anja; Sandfeld, Tobias; Weig, Alfons R.; Schramm, Andreas; Feldhaar, Heike; Horn, Marcus A. (2023): Microplastic ingestion affects hydrogen production and microbiomes in the gut of the terrestrial isopod Porcellio scaber. In Environ. Microbiol. DOI: 10.1111/1462-2920.16386.
  • Hink, Linda; Holzinger, Anja; Sandfeld, Tobias; Weig, Alfons R.; Schramm, Andreas; Feldhaar, Heike; Horn, Marcus A. (2023): Microplastic ingestion affects hydrogen production and microbiomes in the gut of the terrestrial isopod Porcellio scaber. In Environ. Microbiol. DOI: 10.1111/1462-2920.16386.
  • Seidenath, Dimitri; Weig, Alfons R.; Mittereder, Andreas; Hillenbrand, Thomas; Brüggemann, Dieter; Opel, Thorsten et al. (2023): Diesel exhaust particles alter gut microbiome and gene expression in the bumblebee Bombus terrestris. In Ecol. Evol. 13 (6), e10180. DOI: 10.1002/ece3.10180.
  • Rohrbach, Stephan; Gkoutselis, Gerasimos; Hink, Linda; Weig, Alfons R.; Obst, Martin; Diekmann, Astrid et al. (2022): Microplastic polymer properties as deterministic factors driving terrestrial plastisphere microbiome assembly and succession in the field. In Environ. Microbiol. DOI: 10.1111/1462-2920.16234.
  • Völkl, Matthias; Jérôme, Valérie; Weig, Alfons; Jasinski, Julia; Meides, Nora; Strohriegl, Peter et al. (2022): Pristine and artificially-aged polystyrene microplastic particles differ in regard to cellular response. In J. Hazard. Mater. 435, p. 128955. DOI: 10.1016/j.jhazmat.2022.128955.
  • Kumar, Anil; Weig, Alfons R.; Agarwal, Seema (2021): Balancing degradability and physical properties of amorphous poly(D,L‐Lactide) by making blends. In Macromol. Mater. Eng., p. 2100602. DOI: 10.1002/mame.202100602.
  • Weig, Alfons R; Löder, Martin GJ; Ramsperger, Anja FRM; Laforsch, Christian (2021): In situ prokaryotic and eukaryotic communities on microplastic particles in a small headwater stream in Germany. In Front. Microbiol. 12, Article 660024. DOI: 10.3389/fmicb.2021.660024.
Population EcologyEinklappen
  • Krah, Franz-Sebastian; Scharmann, Mathias; Weig, Alfons R.; Hess, Jaqueline; Kellner, Harald; Athanasiadis, Antonis et al. (2026): Population Genomics of a Rare and a Common Wood-Inhabiting Fungal Species Across Europe. In Mol Ecol 35 (3), e70260. DOI: 10.1111/mec.70260.
  • Sasínková, Markéta; Balvín, Ondřej; Vandrovcová, Jana; Massino, Christian; Weig, Alfons R.; Reinhardt, Klaus et al. (2023): Despite genetic isolation in sympatry, post-copulatory reproductive barriers have not evolved between bat- and human-associated common bedbugs (Cimex lectularius L.). In Frontiers in Zoology 20 (1), p. 36. DOI: 10.1186/s12983-023-00514-y.
  • Křemenová, Jana; Bartonička, Tomáš; Balvín, Ondřej; Massino, Christian; Reinhardt, Klaus; Sasínková, Markéta et al. (2021): Male diet affects female fitness and sperm competition in human- and bat-associated lineages of the common bedbug, Cimex lectularius. In Sci. Rep. 11 (1), p. 15538. DOI: 10.1038/s41598-021-94622-6.
Biogeochemical processes in the Rhizosphere (Agroecology)Einklappen
  • Liu, Hongfei; Banfield, Callum; Gomes, Sofia IF.; Gube, Matthias; Weig, Alfons; Pausch, Johanna (2023): Vegetation transition from meadow to forest reduces priming effect on SOM decomposition. In Soil Biol. Biochem. 184, p. 109123. DOI: 10.1016/j.soilbio.2023.109123.
Tools to asses prokaryote to eukaryote ratios in environmental samplesEinklappen
  • Guhr, Alexander; Weig, Alfons R. (2019): Assessment of prokaryote to eukaryote ratios in environmental samples by SSU rDNA length polymorphism. In: Antonie van Leeuwenhoek. DOI: 10.1007/s10482-019-01327-y.
Agaricus depauperatus in der Region BayreuthEinklappen
  • Gubitz, C., Reul, M., Weig, A. (2022). Zur Kenntnis von Agaricus depauperatus s. l. unter Berücksichtigung weiterer rötender Champignon-Arten, Zeitschrift für Mykologie, 88, 23–44.
Transcriptome profiling of plants under oxygen stressEinklappen
  • Bäumler, Judith; Riber, Willi; Klecker, Maria; Müller, Leon; Dissmeyer, Nico; Weig, Alfons R.; Mustroph, Angelika (2019): AtERF#111/ABR1 is a transcriptional activator involved in the wounding response. In: Plant J. DOI: 10.1111/tpj.14490.
Drought stress in basidimycetes (Soil Ecology)Einklappen
  • Guhr, A; Horn, MA; Weig, A: Vitamin B2 (riboflavin) increases drought tolercance of Agaricus bisporus, Mycologia, 109, 860-873 (2017), online: 2018-02-26, doi:10.1080/00275514.2017.1414544
  • Dinh, Mai-Van; Guhr, Alexander; Weig, Alfons R.; Matzner, Egbert (2018): Drying and rewetting of forest floors: dynamics of soluble phosphorus, microbial biomass-phosphorus, and the composition of microbial communities. In: Biol. Fertil. Soils 54 (6), S. 761–768. DOI: 10.1007/s00374-018-1300-y.
Microbial community dynamics in fertilized soils (Soil Ecology)Einklappen
  • Heuck, C; Weig, A; Spohn, M: Soil microbial biomass C:N:P stoichiometry and microbial use of organic phosphorus, Soil Biology & Biochemistry, 85, 119-129 (2015), online: 2015-03-12, doi:10.1016/j.soilbio.2015.02.029
  • Pastore, G., Weig, A.R., Vazquez, E., Spohn, M. (2022). Weathering of calcareous bedrocks is strongly affected by the activity of soil microorganisms, Geoderma, 405, 115408. doi: 10.1016/j.geoderma.2021.115408.
Microbial community dynamics in biogas plants (Process Biotechnology)Einklappen
  • Mlinar, Stanislava; Weig, Alfons R.; Freitag, Ruth (2022): Influence of NH3 and NH4+ on anaerobic digestion and microbial population structure at increasing total ammonia nitrogen concentrations. In Bioresource technology, p. 127638. DOI: 10.1016/j.biortech.2022.127638.
  • Simeon, Imologie Meshack; Weig, Alfons; Freitag, Ruth (2022): Optimization of soil microbial fuel cell for sustainable bio-electricity production: combined effects of electrode material, electrode spacing, and substrate feeding frequency on power generation and microbial community diversity. In Biotechnol Biofuels 15 (1). DOI: 10.1186/s13068-022-02224-9.
  • Weithmann, Nicolas; Mlinar, Stanislava; Sonnleitner, Eva; Weig, Alfons Rupert; Freitag, Ruth (2021): Flexible feeding in anaerobic digestion - Impact on process stability, performance and microbial community structures. In ANAEROBE 68, p. 102297. DOI: 10.1016/j.anaerobe.2020.102297.
  • Mlinar, Stanislava; Weig, Alfons R.; Freitag, Ruth (2020): Influence of mixing and sludge volume on stability, reproducibility, and productivity of laboratory-scale anaerobic digestion. In Bioresource Technology Reports, p. 100444. DOI: 10.1016/j.biteb.2020.100444.
  • Weithmann, N; Weig, A R; Freitag, R: Process Parameters and changes in the microbial community patterns during the first 240 days of an agricultural energy crop digester, AMB Express, 6(53) (2016), online: 2016-08-02, doi:10.1186/s13568-016-0219-7
Microbiology genomicsEinklappen
  • Müller, Frank D.; Schüler, Dirk; Weig, Alfons (2023): Complete genome sequencing and annotation of Rhodomicrobium vannielii strain DSM166 suggest affiliation to Rhodomicrobium lacus. In Microbiology resource announcements, e0069023. DOI: 10.1128/MRA.00690-23.
  • Silva, Karen T.; Schüler, Margarete; Mickoleit, Frank; Zwiener, Theresa; Müller, Frank D.; Awal, Ram Prasad et al. (2020): Genome-Wide Identification of Essential and Auxiliary Gene Sets for Magnetosome Biosynthesis in Magnetospirillum gryphiswaldense. In mSystems 5 (6). DOI: 10.1128/mSystems.00565-20.
Genetic structure of Saxifraga sp. and Pyrola sp. (Plant Ecology)Einklappen
Transcriptional profiling of bees (Plant Systematics)Einklappen
Population genetics on ferns (Plant Physiology)Einklappen
Population genetics on Cleome sp. (Plant Systematics)Einklappen
Population genetics on Euphorbia sp. (Plant Systematics)Einklappen
  • Pahlevani, AH; Feulner, M; Weig, A R; Liede-Schumann, S: Molecular and morphological studies disentangle species complex in Euphorbia sect. Esula (Euphorbiaceae) from Iran, including two new species, Plant Systematics and Evolution, 303, 139-164 (2017), online: 2016-11-05, doi:10.1007/s00606-016-1358-7
Population dynamics of microorganisms in ant colonies (Population Ecology)Einklappen
  • Brinker, Pina; Weig, Alfons; Rambold, Gerhard; Feldhaar, Heike; Tragust, Simon (2019): Microbial community composition of nest-carton and adjoining soil of the ant Lasius fuliginosus and the role of host secretions in structuring microbial communities. In: Fungal Ecology 38, S. 44–53. DOI: 10.1016/j.funeco.2018.08.007.
Genetic structure of Sorbus sp. in Northern Bavaria (Ecological-Botanical Gardens)Einklappen
Population genetics of Aeonium sp (Biogeographie)Einklappen
  • Harter, D; Thiv, M; Weig, A R; Jentsch, A; Beierkuhnlein, C: Spatial and ecological population genetic structures within two island-endemic Aeonium species of different niche width, Ecology and Evolution, 5(19), 4327–4344 (2015), online: 14.09.2015, doi:10.1002/ece3.1682
Mitochondrial proteins (Zellbiologie)Einklappen
  • Klecker, T; Wemmer, M; Haag, M; Weig, A R; Böckler, S; Langer, T; Nunnari, J; Westermann, B: Interaction of MDM33 with mitochondrial inner membrane homeostasis pathways in yeast, Scientific Reports, 5 (2015), online: 16.12.2015, doi:10.1038/srep18344
Population genetics and physiology of oak trees under drought conditions (Biogeographie)Einklappen
Populationsgenetik von Polyomatus corridon (Tierökologie)Einklappen
  • Habel, JC; Brückmann, S; Krauss, J; Schwarzer, J; Weig, A R; Husemann, M; Steffan-Dewenter, I: Fragmentation genetics of the grassland butterfly Polyommatus coridon: Stable genetic diversity or extinction debt?, Conservation Genetics (2015), online: 17.12.2014, doi:10.1007/s10592-014-0679-8
Salt stress responses in fungi (Mykologie)Einklappen
​Fungal community dynamics in litter and leaves (Mykologie)Einklappen


Population genetics on Hieracium sp. (Pflanzensystematik)Einklappen
Virus infections in crop plants (Pflanzenphysiologie)Einklappen

Aquaporin Projekte | Aquaporin Projects

​2003 - 2007: Dynamics and Regulation of AquaglyceroporinsEinklappen

Homepage: http://gepris.dfg.de/gepris/projekt/5410545


​2000 - 2002: Physiological Relevance of mixed-functional AquaglyceroporinsEinklappen

Homepage: http://gepris.dfg.de/gepris/projekt/5231362

  • Johanson, U; Karlsson, M; Johansson, I; Gustavsson, S; Sjövall, S; Fraysse, F; Weig, A R; Kjellbom, P: The complete set of genes encoding major intrinsic proteins in Arabidopsis provides a framework for a new nomenclature for major intrinsic proteins in plants, Plant Physiology, 126, 1358-1369 (2001), doi:10.1104/pp.126.4.1358 -- Details
  • Weig, A R; Jakob, C: Functional identification of the glycerol permease activity of Arabidopsis thalianaNLM1 and NLM2 proteins by heterologous expression in Saccharomyces cerevisiae, FEBS Letters, 481, 293-298 (2000), doi:10.1016/S0014-5793(00)02027-5
  • Weig, A R; Jakob, C: Functional chracterisation of Arabidopsis thaliana aquaglyceroporins in Hohmann, S; Nielsen, S: Molecular biology and physiology of water and solute transport, Kluwer Academic/Plenum Publishers, 365-372 (2000)
1998 - 2002: ​Aquaporins and Elongation GrowthEinklappen

Homepage: http://gepris.dfg.de/gepris/projekt/5133102

  • Eisenbarth, DA; Weig, A R: Dynamics of Aquaporins and Water Relations during Hypocotyl Elongation in Ricinus communis L. Seedlings, J. Experimental Botany, 56, 1831-1842 (2005), doi:10.1093/jxb/eri173
  • Eisenbarth, DA; Weig, A R: Sucrose carrier RcSCR1 is involved in sucrose retrieval, but not in sucrose unloading in growing hypocotyls of Ricinus communis L., Plant Biology, 7(1), 98-103 (2005), doi:10.1055/s-2004-830448
  • Weig, A R; Eisenbarth, DA: Role of aquaporins during elongation growth of castor bean seedlings inHohmann, S; Nielsen, S: Molecular biology and physiology of water and solute transport, Kluwer Academic/Plenum Publishers, 357-364 (2000)
  • Weig, A R; Eisenbarth, D: Aquaporin function in hypocotyl growth, (2000)

Verantwortlich für die Redaktion: PD Dr. Alfons Weig

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