78:
53:
33:
439:. This structure generates new zoospores that cleave away from their group and obtain a new flagellum to gain motility. The new zoospores swim away from the original host diatom cell and seek out new hosts. The sporangium continues to occupy the dead remains of the host cell. Besides their flagellated form, zoospores can also assume an
722:
Bennett, Reuel M.; Honda, D.; Beakes, Gordon W.; Thines, Marco (2017). "Chapter 14. Labyrinthulomycota". In
Archibald, John M.; Simpson, Alastair G.B.; Slamovits, Claudio H. (eds.).
856:
802:
573:" in the longer flagellum. In particular, the Labyrinthulea are characterized by the ability to generate an ectoplasmic net for nutrition. Among them,
843:
789:
739:
498:
884:
357:
are hyaline (translucent, colorless). The cells usually have a spheroidal shape and are 2–10 μm in diameter. They contain
77:
40:
861:
807:
619:"A Widely Distributed Thraustochytrid Parasite of Diatoms Isolated from the Arctic Represents a gen. and sp. nov"
757:
468:
531:
205:
306:
314:
148:
543:
168:
72:
358:
735:
650:
476:
435:, the zoospores begin to penetrate the wall, lose their flagella and begin the formation of a
52:
514: 'to destroy', in reference to its specialized parasitism of diatoms. The sole species,
727:
704:
640:
630:
574:
547:
158:
889:
519:
464:
428:
342:
310:
32:
503:
385:: a short, hairless posterior flagellum and a long anterior one with tiny hairs called
298:
115:
102:
878:
558:
555:
551:
382:
330:
834:
780:
578:
370:
128:
731:
570:
488:
407:
386:
263:
708:
562:
496:
by marine microbiologist
Brandon T. Hasset, with the results published in the
436:
412:
291:
60:
586:
432:
350:
318:
287:
234:
89:
654:
828:
774:
566:
535:
480:
440:
416:
398:
378:
346:
326:
322:
294:
283:
245:
241:
44:
848:
794:
695:
645:
362:
635:
618:
329:
of a new diatom host through tubular processes that generate from the
669:
483:
472:
461:
424:
420:
374:
302:
258:
248:
138:
64:
751:
366:
279:
237:
755:
690:
688:
297:(i.e. capable of inhabiting both the outside and inside of
569:
characterized by the presence of hair-like structures or "
325:. These motile zoospores then settle and penetrate the
492:. The cells were examined and described as the genus
257:. It was discovered in 2020 in the coastal waters of
818:
764:
681:(Master thesis). The Arctic University of Norway.
261:, as parasites of diatoms belonging to the genus
612:
610:
608:
606:
604:
602:
423:cells and attach to the girdle band, valve or
8:
668:Powers, Daniel Jerome Finley (15 May 2020).
377:. The zoospores have the two characteristic
752:
671:The Role of Silicate in the Parasitism of
51:
31:
20:
644:
634:
502:in 2020. The genus name derives from
598:
7:
585:is among the increasing minority of
675:sp. Diatoms by the Thraustochytrid
623:Journal of Eukaryotic Microbiology
499:Journal of Eukaryotic Microbiology
63:(white arrow) with appendage into
14:
697:Russian Journal of Marine Biology
617:Hasset, Brandon T. (April 2020).
542:was positioned within the family
76:
726:. Springer. pp. 507–542.
251:, containing the sole species
1:
467:in the coastal waters around
732:10.1007/978-3-319-28149-0_25
518:, is named in honor of the
16:Genus of parasitic protists
906:
510: 'algae' and
709:10.1134/S1063074023040107
546:as a member of the order
405:are attracted to healthy
211:
204:
73:Scientific classification
71:
59:
50:
39:
30:
23:
724:Handbook of the Protists
452:Discovery and etymology
431:. Once attached to the
415:. They move with their
885:Taxa described in 2020
820:Phycophthorum isakeiti
677:Phycophthorum isakeiti
540:Phycophthorum isakeiti
458:Phycophthorum isakeiti
321:and release of motile
282:of widely distributed
254:Phycophthorum isakeiti
215:Phycophthorum isakeiti
532:phylogenetic analysis
522:Dr. Thomas Isakeit.
469:Tromsø Municipality
460:were isolated from
307:reproduce asexually
589:thraustochytrids.
544:Thraustochytriidae
315:reproduce sexually
286:that live as both
221:B.T. Hassett, 2020
185:B.T. Hassett, 2020
169:Thraustochytriidae
872:
871:
758:Taxon identifiers
741:978-3-319-28147-6
636:10.1111/jeu.12796
520:plant pathologist
477:microbial culture
226:
225:
186:
897:
865:
864:
852:
851:
839:
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811:
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753:
746:
745:
719:
713:
712:
692:
683:
682:
665:
659:
658:
648:
638:
614:
575:Thraustochytrida
548:Thraustochytrida
538:gene sequences,
343:vegetative cells
317:by formation of
217:
197:P. isakeiti
184:
159:Thraustochytrida
81:
80:
55:
35:
21:
905:
904:
900:
899:
898:
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694:
693:
686:
667:
666:
662:
616:
615:
600:
595:
550:, in the class
528:
479:was parasiting
465:marine sediment
454:
449:
395:
369:inclusions and
339:
311:binary division
273:
271:Characteristics
222:
219:
213:
200:
183:
75:
17:
12:
11:
5:
903:
901:
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762:
761:
756:
748:
747:
740:
714:
684:
660:
597:
596:
594:
591:
527:
526:Classification
524:
453:
450:
448:
445:
427:wall of their
411:cells through
394:
391:
381:seen in other
338:
335:
272:
269:
224:
223:
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209:
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176:
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146:
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141:
136:
132:
131:
126:
119:
118:
113:
106:
105:
103:Diaphoretickes
100:
93:
92:
87:
83:
82:
69:
68:
67:(black arrow)
57:
56:
48:
47:
37:
36:
28:
27:
15:
13:
10:
9:
6:
4:
3:
2:
902:
891:
888:
886:
883:
882:
880:
863:
858:
854:
850:
845:
841:
836:
830:
826:
825:
823:
821:
817:
809:
804:
800:
796:
791:
787:
782:
776:
772:
771:
769:
767:
766:Phycophthorum
763:
759:
754:
743:
737:
733:
729:
725:
718:
715:
710:
706:
702:
698:
691:
689:
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676:
672:
664:
661:
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642:
637:
632:
628:
624:
620:
613:
611:
609:
607:
605:
603:
599:
592:
590:
588:
584:
580:
576:
572:
568:
564:
560:
559:stramenopiles
557:
556:heterotrophic
553:
552:Labyrinthulea
549:
545:
541:
537:
533:
525:
523:
521:
517:
513:
509:
505:
501:
500:
495:
494:Phycophthorum
491:
490:
486:of the genus
485:
482:
478:
474:
470:
466:
463:
459:
451:
446:
444:
442:
438:
434:
430:
426:
422:
418:
414:
410:
409:
404:
403:Phycophthorum
400:
392:
390:
388:
384:
383:stramenopiles
380:
376:
373:with tubular
372:
368:
364:
360:
356:
355:Phycophthorum
352:
348:
344:
336:
334:
332:
331:cell membrane
328:
324:
320:
316:
312:
308:
304:
300:
296:
293:
289:
285:
281:
277:
276:Phycophthorum
270:
268:
266:
265:
260:
256:
255:
250:
247:
243:
239:
236:
232:
231:
230:Phycophthorum
218:
216:
210:
207:
206:Binomial name
203:
199:
198:
193:
190:
189:
182:
181:
180:Phycophthorum
177:
174:
173:
170:
167:
164:
163:
160:
157:
154:
153:
150:
149:Labyrinthulea
147:
144:
143:
140:
137:
134:
133:
130:
129:Stramenopiles
127:
124:
121:
120:
117:
114:
111:
108:
107:
104:
101:
98:
95:
94:
91:
88:
85:
84:
79:
74:
70:
66:
62:
58:
54:
49:
46:
42:
38:
34:
29:
26:
25:Phycophthorum
22:
19:
819:
765:
723:
717:
700:
696:
678:
674:
670:
663:
626:
622:
582:
579:saprotrophic
571:mastigonemes
554:. These are
539:
529:
515:
511:
507:
497:
493:
487:
457:
455:
419:towards the
406:
402:
396:
387:mastigonemes
371:mitochondria
354:
340:
275:
274:
262:
253:
252:
229:
228:
227:
214:
212:
196:
195:
179:
178:
122:
109:
96:
24:
18:
703:: 241–250.
673:Pleurosigma
646:10037/19021
629:: 480–490.
583:P. isakeiti
581:, although
577:are mostly
516:P. isakeiti
489:Pleurosigma
447:Systematics
408:Pleurosigma
359:bothrosomes
264:Pleurosigma
879:Categories
835:Q122920329
781:Q122834697
593:References
563:eukaryotes
530:Through a
512:phtheirein
437:sporangium
413:chemotaxis
393:Life cycle
337:Morphology
301:cells) of
292:endobiotic
246:parasitize
61:Sporangium
587:parasitic
565:with two
456:Cells of
433:cell wall
429:frustules
399:zoospores
351:sporangia
347:zoospores
323:zoospores
319:sporangia
295:parasites
288:epibiotic
235:monotypic
191:Species:
90:Eukaryota
43:image of
849:11155341
829:Wikidata
795:11203624
775:Wikidata
655:32249965
567:flagella
536:18S rRNA
441:amoeboid
417:flagella
379:flagella
363:vacuoles
327:frustule
309:through
284:protists
242:protists
165:Family:
135:Phylum:
86:Domain:
45:zoospore
862:2795626
808:2795625
484:diatoms
481:pennate
375:cristae
305:. They
303:diatoms
249:diatoms
175:Genus:
155:Order:
145:Class:
890:Bigyra
738:
653:
534:using
475:. The
473:Norway
462:Arctic
443:form.
425:silica
421:diatom
313:, and
259:Norway
139:Bigyra
65:diatom
508:phyco
506:
504:Greek
367:lipid
280:genus
278:is a
244:that
238:genus
233:is a
123:Clade
110:Clade
97:Clade
857:NCBI
844:GBIF
803:NCBI
790:GBIF
736:ISBN
651:PMID
397:The
349:and
341:The
299:host
290:and
728:doi
705:doi
641:hdl
631:doi
401:of
353:of
240:of
116:SAR
41:SEM
881::
859::
846::
831::
805::
792::
777::
734:.
701:49
699:.
687:^
649:.
639:.
627:67
625:.
621:.
601:^
561:,
471:,
389:.
365:,
361:,
345:,
333:.
267:.
125::
112::
99::
744:.
730::
711:.
707::
657:.
643::
633::
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