a flask-shaped structure containing asci that are discharged from an apical pore; a type of ascocarp
Word origin
C19: from New Latin, from peri- + Greek thēkē case
Examples of 'perithecia' in a sentence
perithecia
The perithecia hyphae septal pores were found either plugged by a vesicle or unplugged.
María Gabriela Roca M., Maria das Graças Ongarelli, Lisete Chamma Davide, Maria CristinaMendes-Costa 2000, 'Ultrastructural aspects in perithecia hyphae septal pores of Glomerella cingulataF. SP. Phaseoli Ultraestrutura dos poros septais em hifas de peritécios de Glomerellacingulata f. sp. phaseoli', Brazilian Journal of Microbiologyhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822000000300014. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
However, artificial conditions like carrot agar allowed perithecia development.
Jörg Bormann, Marike Johanne Boenisch, Elena Brückner, Demet Firat, Wilhelm Schäfer 2014, 'The Adenylyl Cyclase Plays a Regulatory Role in the Morphogenetic Switch from Vegetativeto Pathogenic Lifestyle of Fusarium graminearum on Wheat', PLoS ONE10.1371/journal.pone.0091135. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
At 90 hours post-inoculation, formation of new perithecia was observed inside and outside the fruit.
Ana Carolina Firmino, Ivan Herman Fischer, Gabriel Leonardi Antonio, Quelmo SilvaDe Novaes, Hugo José Tozze Júnior, Edson Luis Furtado 2016, 'Characterization of Ceratocystis fimbriata from passion fruits', Arquivos do Instituto Biológicohttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1808-16572016000100236&lng=en&tlng=en. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Ascospores were discharged from perithecia on 70% of 154 days.
Valentina Manstretta, Vittorio Rossi 2015, 'Effects of Weather Variables on Ascospore Discharge from Fusarium graminearum Perithecia.',PLoS ONEhttp://europepmc.org/articles/PMC4581667?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Some perithecia hyphae septa presented no pore.
María Gabriela Roca M., Maria das Graças Ongarelli, Lisete Chamma Davide, Maria CristinaMendes-Costa 2000, 'Ultrastructural aspects in perithecia hyphae septal pores of Glomerella cingulataF. SP. Phaseoli Ultraestrutura dos poros septais em hifas de peritécios de Glomerellacingulata f. sp. phaseoli', Brazilian Journal of Microbiologyhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1517-83822000000300014. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Asci in the perithecia contain 16 linearly arranged ascospores.
Chia-Ling Chen, Hsiao-Che Kuo, Shu-Yu Tung, Paul Wei-Che Hsu, Chih-Li Wang, ChristianSeibel, Monika Schmoll, Ruey-Shyang Chen, Ting-Fang Wang 2012, 'Blue light acts as a double-edged sword in regulating sexual development of Hypocreajecorina (Trichoderma reesei).', PLoS ONEhttp://europepmc.org/articles/PMC3445611?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Despite diverse life histories within the genus, all three species produce vase-shaped perithecia.
Nina A Lehr, Zheng Wang, Ning Li, David A Hewitt, Francesc López-Giráldez, FrancesTrail, Jeffrey P Townsend 2014, 'Gene expression differences among three Neurospora species reveal genes required forsexual reproduction in Neurospora crassa.', PLoS ONEhttp://europepmc.org/articles/PMC4203796?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Water agar with various plant parts was proved as a suitable media for perithecia production.
Karolina Vrandečić, Draženka Jurković, Jasenka Ćosić 2009, 'INFLUENCE OF NUTRITION MEDIA ON FORMATION OF PERITHECIA OF Diaporthe helianthi (Phomopsishelianthi) Munt.-Cvet.', Poljoprivredahttp://poljoprivreda.pfos.hr/upload/publications/poljoprivreda-15-1-1.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Most of them produced perithecia (sterile and fertile) and some produced setae (sterile and fertile).
Ana Maria Queijeiro Lopez, John Alexander Lucas 2010, 'Colletotrichum isolates related to Anthracnose of cashew trees in Brazil: morphologicaland molecular description using LSU rDNA sequences', Brazilian Archives of Biology and Technologyhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132010000400001. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Perithecia were not observed on millet, sorghum, southern sandbur and maize.
Cecília do Nascimento Peixoto, Giselle Ferreira Ottoni, Valacia Lemes da Silva-Lobo,Marta Cristina Corsi Filippi, Anne Sitarama Prabhu 2014, 'Crown sheath rot of rice: host-range and varietal resistance to Gaeumannomyces graminisvar. graminis', Pesquisa Agropecuária Tropicalhttps://www.revistas.ufg.br/pat/article/view/26517. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)