Piotr Swiatek

Summary

Affiliation: University of Silesia
Country: Poland

Publications

  1. doi request reprint Formation of germ-line cysts with a central cytoplasmic core is accompanied by specific orientation of mitotic spindles and partitioning of existing intercellular bridges
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007, Katowice, Poland
    Cell Tissue Res 337:137-48. 2009
  2. ncbi request reprint snRNPs are present in the karyosome capsule in the weevil germinal vesicle
    Piotr Swiatek
    Institute of Zoology, Jagiellonian University, R Ingardena 6, 30 060 Krakow, Poland
    Tissue Cell 36:253-62. 2004
  3. ncbi request reprint Structure of the vector tissue in piscicolid leeches (Annelida, Hirudinea, Rhynchobdellida, Piscicolidae)
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    J Morphol 268:64-73. 2007
  4. ncbi request reprint Microsporidia infect the Liophloeus lentus (Insecta, Colepotera) ovarioles, developing oocytes and eggs
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    Folia Biol (Krakow) 54:61-7. 2006
  5. ncbi request reprint Oogenesis in the leech Glossiphonia heteroclita (Annelida, Hirudinea, Glossiphoniidae) II. Vitellogenesis, follicle cell structure and egg shell formation
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    Tissue Cell 38:263-70. 2006
  6. ncbi request reprint Oogenesis in the leech Glossiphonia heteroclita (Annelida, Hirudinea, Glossiphonidae). I. Ovary structure and previtellogenic growth of oocytes
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Katowice, Poland
    J Morphol 266:309-18. 2005
  7. ncbi request reprint Structure of the germinal vesicle during oogenesis in leech Glossiphonia heteroclita (Annelida, Hirudinea, Rhynchobdellida)
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, 40 007 Katowice, Poland
    J Morphol 263:330-9. 2005
  8. doi request reprint Ovary organization and oogenesis in two species of Lumbriculida (Annelida, Clitellata)
    Anna Z Urbisz
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    Zoology (Jena) 116:118-28. 2013
  9. pmc Morphology and ultrastructure of the midgut in Piscicola geometra (Annelida, Hirudinea)
    Magdalena M Rost-Roszkowska
    Department of Animal Histology and Embryology, University of Silesia, Bankowa 9, 40 007, Katowice, Poland
    Protoplasma 249:1037-47. 2012
  10. ncbi request reprint Oogenesis in four species of Piscicola (Hirudinea, Rhynchobdellida)
    Aleksandra Spałek-Wołczyńska
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    J Morphol 269:18-28. 2008

Collaborators

Detail Information

Publications10

  1. doi request reprint Formation of germ-line cysts with a central cytoplasmic core is accompanied by specific orientation of mitotic spindles and partitioning of existing intercellular bridges
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007, Katowice, Poland
    Cell Tissue Res 337:137-48. 2009
    ....
  2. ncbi request reprint snRNPs are present in the karyosome capsule in the weevil germinal vesicle
    Piotr Swiatek
    Institute of Zoology, Jagiellonian University, R Ingardena 6, 30 060 Krakow, Poland
    Tissue Cell 36:253-62. 2004
    ..We suggest that the karyosome capsule is a storage site for small nuclear ribonucleoprotein particles, which may be used during early embryonic development...
  3. ncbi request reprint Structure of the vector tissue in piscicolid leeches (Annelida, Hirudinea, Rhynchobdellida, Piscicolidae)
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    J Morphol 268:64-73. 2007
    ..Characteristic vector tissue cells also occur within the ovary wall and inside the ovary lumen. This supports earlier data, which postulated that the vector tissue appears to be an outgrowth of the ovary wall...
  4. ncbi request reprint Microsporidia infect the Liophloeus lentus (Insecta, Colepotera) ovarioles, developing oocytes and eggs
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    Folia Biol (Krakow) 54:61-7. 2006
    ..Taking into account the distribution of parasites within the ovarioles, it is suggested that they infect growing oocytes via outer ovariole sheath and follicular epithelium rather than via trophic cords...
  5. ncbi request reprint Oogenesis in the leech Glossiphonia heteroclita (Annelida, Hirudinea, Glossiphoniidae) II. Vitellogenesis, follicle cell structure and egg shell formation
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    Tissue Cell 38:263-70. 2006
    ..In late oogenesis, the follicle cells detach from the oocytes and degenerate in the ovary lumen...
  6. ncbi request reprint Oogenesis in the leech Glossiphonia heteroclita (Annelida, Hirudinea, Glossiphonidae). I. Ovary structure and previtellogenic growth of oocytes
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, Katowice, Poland
    J Morphol 266:309-18. 2005
    ..Their plasma membrane invaginates deeply, forming numerous broad vesicles that eventually seem to form channels or conducts through which the hemocoelomic fluid can easily access the growing oocytes...
  7. ncbi request reprint Structure of the germinal vesicle during oogenesis in leech Glossiphonia heteroclita (Annelida, Hirudinea, Rhynchobdellida)
    Piotr Swiatek
    Department of Animal Histology and Embryology, Silesian University, 40 007 Katowice, Poland
    J Morphol 263:330-9. 2005
    ..The amplification of rDNA genes, the occurrence of extrachromosomal DNA bodies, as well as the presence of multiple nucleoli and accessory nuclei are described for the first time in the phylum Annelida...
  8. doi request reprint Ovary organization and oogenesis in two species of Lumbriculida (Annelida, Clitellata)
    Anna Z Urbisz
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    Zoology (Jena) 116:118-28. 2013
    ..e., Branchiobdellida, Acanthobdellida and Hirudinida) with Branchiobdellida as a plesiomorphic sister group to Acanthobdellida and Hirudinida...
  9. pmc Morphology and ultrastructure of the midgut in Piscicola geometra (Annelida, Hirudinea)
    Magdalena M Rost-Roszkowska
    Department of Animal Histology and Embryology, University of Silesia, Bankowa 9, 40 007, Katowice, Poland
    Protoplasma 249:1037-47. 2012
    ..Microorganisms were observed both in fed adult and unfed juvenile specimens of P. geometra, which strongly suggests that vertical transmission occurs from parent to offspring...
  10. ncbi request reprint Oogenesis in four species of Piscicola (Hirudinea, Rhynchobdellida)
    Aleksandra Spałek-Wołczyńska
    Department of Animal Histology and Embryology, Silesian University, Bankowa 9, 40 007 Katowice, Poland
    J Morphol 269:18-28. 2008
    ..In the present article we point out many differences in the course of oogenesis in two related families of rhynchobdellids: piscicolids and glossiphoniids...