porphyra

Summary

Summary: A genus of RED ALGAE in the family Bangiaceae. It is the most widely consumed SEAWEED in the world and especially in Asia.

Top Publications

  1. Broom J, Farr T, Nelson W. Phylogeny of the Bangia flora of New Zealand suggests a southern origin for Porphyra and Bangia (Bangiales, Rhodophyta). Mol Phylogenet Evol. 2004;31:1197-207 pubmed
  2. Miyamoto E, Yabuta Y, Kwak C, Enomoto T, Watanabe F. Characterization of vitamin B12 compounds from Korean purple laver (Porphyra sp.) products. J Agric Food Chem. 2009;57:2793-6 pubmed publisher
    ..0 conditions (as a model of normal gastric function). These results suggest that Korean purple laver products would be excellent vitamin B(12) sources for humans, especially vegetarians...
  3. Shin E, Hwang H, Kim I, Nam T. A glycoprotein from Porphyra yezoensis produces anti-inflammatory effects in liposaccharide-stimulated macrophages via the TLR4 signaling pathway. Int J Mol Med. 2011;28:809-15 pubmed publisher
    ..study was to investigate the antioxidant and anti-inflammatory effects of a glycoprotein isolated from the alga Porphyra yezoensis in LPS-stimulated RAW 264.7 mouse macrophages...
  4. Uji T, Hirata R, Mikami K, Mizuta H, Saga N. Molecular characterization and expression analysis of sodium pump genes in the marine red alga Porphyra yezoensis. Mol Biol Rep. 2012;39:7973-80 pubmed publisher
    ..We identified a novel sodium pump gene, PyKPA2, from the marine red alga Porphyra yezoensis. The amino acid sequence of PyKPA2 shares 65 % identity with PyKPA1, a previously identified P...
  5. Sekimoto S, Yokoo K, Kawamura Y, Honda D. Taxonomy, molecular phylogeny, and ultrastructural morphology of Olpidiopsis porphyrae sp. nov. (Oomycetes, straminipiles), a unicellular obligate endoparasite of Bangia and Porphyra spp. (Bangiales, Rhodophyta). Mycol Res. 2008;112:361-74 pubmed publisher
    Olpidiopsis porphyrae sp. nov., a marine oomycete endoparasite that infects the commercially cultivated red alga Porphyra yezoensis, is described and its phylogenetic position based on molecular data and ultrastructural morphology is ..
  6. Muraoka T, Ishihara K, Oyamada C, Kunitake H, Hirayama I, Kimura T. Fermentation properties of low-quality red alga Susabinori Porphyra yezoensis by intestinal bacteria. Biosci Biotechnol Biochem. 2008;72:1731-9 pubmed
    Susabinori (Porphyra yezoensis), a red alga, is cultured and processed into a sheet-style dried food, nori, in Japan. But significant amounts of cultured susabinori, which has a low protein content is discarded because of its low quality...
  7. García Casal M, Ramirez J, Leets I, Pereira A, Quiroga M. Antioxidant capacity, polyphenol content and iron bioavailability from algae (Ulva sp., Sargassum sp. and Porphyra sp.) in human subjects. Br J Nutr. 2009;101:79-85 pubmed publisher
    ..Sargassum sp. and Porphyra sp.) in different proportions (2.5, 5.0 and 7.5 g) added to the water to prepare the dough...
  8. Bhatia S, Rathee P, Sharma K, Chaugule B, Kar N, Bera T. Immuno-modulation effect of sulphated polysaccharide (porphyran) from Porphyra vietnamensis. Int J Biol Macromol. 2013;57:50-6 pubmed publisher
    Our investigation explores the immuno-efficiency of sulphated polysaccharides enriched Porphyra vietnamenis. Isolated polysaccharide fraction (17.1-25...
  9. Zhang Q, Li N, Liu X, Zhao Z, Li Z, Xu Z. The structure of a sulfated galactan from Porphyra haitanensis and its in vivo antioxidant activity. Carbohydr Res. 2004;339:105-11 pubmed
    The sulfated galactan fraction F1 isolated from the red seaweed, Porphyra haitanensis, showed typical porphyran structure...

More Information

Publications110 found, 100 shown here

  1. Zhang Q, Qi H, Zhao T, Deslandes E, Ismaeli N, Molloy F, et al. Chemical characteristics of a polysaccharide from Porphyra capensis (Rhodophyta). Carbohydr Res. 2005;340:2447-50 pubmed
    The structure of a polysaccharide from the red seaweed, Porphyra capensis, growing along the coast of Namibia and South Africa was investigated...
  2. Zhao T, Zhang Q, Qi H, Zhang H, Niu X, Xu Z, et al. Degradation of porphyran from Porphyra haitanensis and the antioxidant activities of the degraded porphyrans with different molecular weight. Int J Biol Macromol. 2006;38:45-50 pubmed
    ..The results indicated that the antioxidant activities were closely related to the molecular weight. The degraded porphyrans are potential antioxidant in vitro...
  3. Pérez A, Farías S, Strobl A, Pérez L, López C, Piñeiro A, et al. Levels of essential and toxic elements in Porphyra columbina and Ulva sp. from San Jorge Gulf, Patagonia Argentina. Sci Total Environ. 2007;376:51-9 pubmed
    ..concentration levels of As, B, Ca, Cd, Cr, Cu, Co, Fe, Mg, Mn, Mo, Ni, P, Pb, Se, V, and Zn were determined for Porphyra columbina and Ulva sp. collected from three locations along San Jorge Gulf, in Patagonia Argentina...
  4. Peddigari S, Zhang W, Takechi K, Takano H, Takio S. Two different clades of copia-like retrotransposons in the red alga, Porphyra yezoensis. Gene. 2008;424:153-8 pubmed publisher
    A copia-like retrotransposon referred to as PyRE1G1 was isolated from the genome of the red alga Porphyra yezoensis. PyRE1G1 is 4807 bp in length, with 204 bp long terminal repeats (LTRs) at both ends...
  5. Kazłowska K, Hsu T, Hou C, Yang W, Tsai G. Anti-inflammatory properties of phenolic compounds and crude extract from Porphyra dentata. J Ethnopharmacol. 2010;128:123-30 pubmed publisher
    b>Porphyra dentata, a red edible seaweed, has long been used worldwide in folk medicine for the treatment of inflammatory diseases such as hypersensitivity, lymphadenitis, bronchitis.
  6. Liu D, Keesing J, Dong Z, Zhen Y, Di B, Shi Y, et al. Recurrence of the world's largest green-tide in 2009 in Yellow Sea, China: Porphyra yezoensis aquaculture rafts confirmed as nursery for macroalgal blooms. Mar Pollut Bull. 2010;60:1423-32 pubmed publisher
    ..The hypothesized cause was the expansion of Porphyra yezoensis aquaculture along the Jiangsu coastline and the re-occurrence of a green-tide in 2009 was predicted...
  7. Hirata R, Takahashi M, Saga N, Mikami K. Transient gene expression system established in Porphyra yezoensis is widely applicable in Bangiophycean algae. Mar Biotechnol (NY). 2011;13:1038-47 pubmed publisher
    The establishment of transient gene expression systems in the marine red macroalga Porphyra yezoensis has been useful for the molecular analysis of cellular processes in this species...
  8. Ding L, Qin S, Li F, Chi X, Laatsch H. Isolation, antimicrobial activity, and metabolites of fungus Cladosporium sp. associated with red alga Porphyra yezoensis. Curr Microbiol. 2008;56:229-35 pubmed publisher
    Cladosporium sp. isolate N5 was isolated as a dominant fungus from the healthy conchocelis of Porphyra yezoensis. In the re-infection test, it did not cause any pathogenic symptoms in the alga...
  9. Milstein D, Oliveira M, Martins F, Matioli S. Group I introns and associated homing endonuclease genes reveals a clinal structure for Porphyra spiralis var. amplifolia (Bangiales, Rhodophyta) along the Eastern coast of South America. BMC Evol Biol. 2008;8:308 pubmed publisher
    Group I introns are found in the nuclear small subunit ribosomal RNA gene (SSU rDNA) of some species of the genus Porphyra (Bangiales, Rhodophyta)...
  10. Lin A, Wang G, Yang F, Pan G. Photosynthetic parameters of sexually different parts of Porphyra katadai var. hemiphylla (Bangiales, Rhodophyta) during dehydration and re-hydration. Planta. 2009;229:803-10 pubmed publisher
    ..b>Porphyra katadai var...
  11. Zhang Z, Zhang Q, Wang J, Zhang H, Niu X, Li P. Preparation of the different derivatives of the low-molecular-weight porphyran from Porphyra haitanensis and their antioxidant activities in vitro. Int J Biol Macromol. 2009;45:22-6 pubmed publisher
    Porphyran extracted from Porphyra haitanensis is a sulfated polysaccharide, which possesses excellent antioxidant activities...
  12. Uji T, Takahashi M, Saga N, Mikami K. Visualization of nuclear localization of transcription factors with cyan and green fluorescent proteins in the red alga Porphyra yezoensis. Mar Biotechnol (NY). 2010;12:150-9 pubmed publisher
    ..In the present study, using the marine red alga Porphyra yezoensis, we confirmed for the first time successful expression of humanized fluorescent proteins (ZsGFP and ..
  13. Contreras Porcia L, Thomas D, Flores V, Correa J. Tolerance to oxidative stress induced by desiccation in Porphyra columbina (Bangiales, Rhodophyta). J Exp Bot. 2011;62:1815-29 pubmed publisher
    ..The alga Porphyra columbina lives in the uppermost part of the rocky intertidal zones around the world and was selected as a model ..
  14. Smith D, Hua J, Lee R, Keeling P. Relative rates of evolution among the three genetic compartments of the red alga Porphyra differ from those of green plants and do not correlate with genome architecture. Mol Phylogenet Evol. 2012;65:339-44 pubmed publisher
    ..Here, we investigate relative rates of mutation within the model red algal genus Porphyra. In contrast to plants, we find that the levels of silent-site divergence between the Porphyra purpurea and ..
  15. Zhang Q, Li N, Zhou G, Lu X, Xu Z, Li Z. In vivo antioxidant activity of polysaccharide fraction from Porphyra haitanesis (Rhodephyta) in aging mice. Pharmacol Res. 2003;48:151-5 pubmed
    Sulfated polysaccharide fraction F2 from Porphyra haitanesis (Rhodephyta) showed inhibitory effect on the in vitro lipid peroxidation...
  16. Li L, Saga N, Mikami K. Phosphatidylinositol 3-kinase activity and asymmetrical accumulation of F-actin are necessary for establishment of cell polarity in the early development of monospores from the marine red alga Porphyra yezoensis. J Exp Bot. 2008;59:3575-86 pubmed publisher
    ..Since monospores from the red alga Porphyra yezoensis are a real example of migrating plant cells, the involvement of the cytoskeleton and PI3K was ..
  17. Liang C, Zhang X, Zou J, Xu D, Su F, Ye N. Identification of miRNA from Porphyra yezoensis by high-throughput sequencing and bioinformatics analysis. PLoS ONE. 2010;5:e10698 pubmed publisher
    ..The red alga, Porphyra yezoensis is one of the most important marine economic crops worldwide...
  18. Blouin N, Brodie J, Grossman A, Xu P, Brawley S. Porphyra: a marine crop shaped by stress. Trends Plant Sci. 2011;16:29-37 pubmed publisher
    The marine red alga Porphyra is an important marine crop, worth ?US$1.3 billion per year. Cultivation research now includes farm ecology, breeding, strain conservation and new net-seeding technologies...
  19. Park H, Jeong W, Kim E, Jung Y, Lim J, Hwang M, et al. Heat shock protein gene family of the Porphyra seriata and enhancement of heat stress tolerance by PsHSP70 in Chlamydomonas. Mar Biotechnol (NY). 2012;14:332-42 pubmed publisher
    ..b>Porphyra seriata grows on intertidal rocks exposed to dynamic environmental changes associated with the turning tides, ..
  20. Chan C, Zäuner S, Wheeler G, Grossman A, Prochnik S, Blouin N, et al. Analysis of Porphyra membrane transporters demonstrates gene transfer among photosynthetic eukaryotes and numerous sodium-coupled transport systems. Plant Physiol. 2012;158:2001-12 pubmed publisher
    ..sequence tag contigs that encode putative membrane transporters in the economically important red seaweed Porphyra (Bangiophyceae, Rhodophyta)...
  21. Gao S, Wang G. The enhancement of cyclic electron flow around photosystem I improves the recovery of severely desiccated Porphyra yezoensis (Bangiales, Rhodophyta). J Exp Bot. 2012;63:4349-58 pubmed publisher
    b>Porphyra yezoensis, a representative species of intertidal macro-algae, is able to withstand periodic desiccation at low tide but is submerged in seawater at high tide. In this study, changes in photosynthetic electron flow in P...
  22. Cian R, López Posadas R, Drago S, Sanchez de Medina F, Martinez Augustin O. A Porphyra columbina hydrolysate upregulates IL-10 production in rat macrophages and lymphocytes through an NF-?B, and p38 and JNK dependent mechanism. Food Chem. 2012;134:1982-90 pubmed publisher
    ..We conclude that PcRH has immunomodulatory effects on macrophages and lymphocytes, activating NF-?B and MAPK dependent pathways, and predominantly inducing IL-10 production...
  23. Hwang H, Kwon M, Kim I, Nam T. Chemoprotective effects of a protein from the red algae Porphyra yezoensis on acetaminophen-induced liver injury in rats. Phytother Res. 2008;22:1149-53 pubmed publisher
    ..The effects of PYP, a 14 kDa protein isolated from a hot-water extract of the marine alga Porphyra yezoensis, on AAP-induced liver injury in rats was evaluated...
  24. Fukunaga Y, Kurahashi M, Sakiyama Y, Ohuchi M, Yokota A, Harayama S. Phycisphaera mikurensis gen. nov., sp. nov., isolated from a marine alga, and proposal of Phycisphaeraceae fam. nov., Phycisphaerales ord. nov. and Phycisphaerae classis nov. in the phylum Planctomycetes. J Gen Appl Microbiol. 2009;55:267-75 pubmed
    ..all being Gram-negative, spherical, motile and facultatively anaerobic, were isolated from a marine alga (Porphyra sp.) collected on Mikura Island, Japan...
  25. Hehemann J, Correc G, Barbeyron T, Helbert W, Czjzek M, Michel G. Transfer of carbohydrate-active enzymes from marine bacteria to Japanese gut microbiota. Nature. 2010;464:908-12 pubmed publisher
    ..Zobellia galactanivorans, active on the sulphated polysaccharide porphyran from marine red algae of the genus Porphyra. Furthermore, we show that genes coding for these porphyranases, agarases and associated proteins have been ..
  26. Keesing J, Liu D, Fearns P, Garcia R. Inter- and intra-annual patterns of Ulva prolifera green tides in the Yellow Sea during 2007-2009, their origin and relationship to the expansion of coastal seaweed aquaculture in China. Mar Pollut Bull. 2011;62:1169-82 pubmed publisher
    ..immediately offshore of extensive intertidal flats between Yancheng and Nantong where recent rapid expansion of Porphyra aquaculture has occurred...
  27. Mohibbullah M, Bhuiyan M, Hannan M, Getachew P, Hong Y, Choi J, et al. The Edible Red Alga Porphyra yezoensis Promotes Neuronal Survival and Cytoarchitecture in Primary Hippocampal Neurons. Cell Mol Neurobiol. 2016;36:669-82 pubmed publisher
    The edible red alga Porphyra yezoensis is among the most popular marine algae and is of economic and medicinal importance. In the present study, the neurotrophic and neuroprotective activities of the ethanol extract of P...
  28. Wang G, Zhao G, Feng Y, Xuan J, Sun J, Guo B, et al. Cloning and comparative studies of seaweed trehalose-6-phosphate synthase genes. Mar Drugs. 2010;8:2065-79 pubmed publisher
    The full-length cDNA sequence (3219 base pairs) of the trehalose-6-phosphate synthase gene of Porphyra yezoensis (PyTPS) was isolated by RACE-PCR and deposited in GenBank (NCBI) with the accession number AY729671...
  29. da Costa E, Azevedo V, Melo T, Rego A, V Evtuguin D, Domingues P, et al. High-Resolution Lipidomics of the Early Life Stages of the Red Seaweed Porphyra dioica. Molecules. 2018;23: pubmed publisher
    i>Porphyra dioica is a commercial seaweed consumed all over the world, mostly in the shape of nori sheets used for "sushi" preparation...
  30. Zhang Z, Wang X, Han S, Liu C, Liu F. Effect of two seaweed polysaccharides on intestinal microbiota in mice evaluated by illumina PE250 sequencing. Int J Biol Macromol. 2018;112:796-802 pubmed publisher
    Effect of polysaccharides from two seaweeds, Porphyra haitanensis and Ulva prolifera, on intestinal microbiota in mice was evaluated by illumina PE250 sequencing...
  31. Minami S, Sato M, Shiraiwa Y, Iwamoto K. Molecular characterization of adenosine 5'-monophosphate deaminase--the key enzyme responsible for the umami taste of nori (Porphyra yezoensis Ueda, Rhodophyta). Mar Biotechnol (NY). 2011;13:1140-7 pubmed publisher
    ..IMP is generally known as the compound responsible for the umami taste of the edible red alga Porphyra yezoensis Ueda that is known in Japan as nori...
  32. Hong Y, Chen W, Luo X, Pang C, Lester E, Wu T. Microwave-enhanced pyrolysis of macroalgae and microalgae for syngas production. Bioresour Technol. 2017;237:47-56 pubmed publisher
    In this study, three different marine biomasses, i.e., microalgae-spirulina, chlorella and macroalgae-porphyra, were pyrolyzed in a laboratory-scale multimode-microwave cavity at 400, 550 and 700°C...
  33. Yang G, Zheng J, Chen L, Lin Q, Zhao Y, Wu Y, et al. Speciation analysis and characterisation of arsenic in lavers collected from coastal waters of Fujian, south-eastern China. Food Chem. 2012;132:1480-1485 pubmed publisher
    Laver samples (Porphyra haitanensis) were collected from the coastal waters of Fujian province, south-eastern China and then the speciation characteristics of arsenic in the samples were studied in detail...
  34. Wang L, Mao Y, Kong F, Li G, Ma F, Zhang B, et al. Complete sequence and analysis of plastid genomes of two economically important red algae: Pyropia haitanensis and Pyropia yezoensis. PLoS ONE. 2013;8:e65902 pubmed publisher
    ..haitanensis and P. yezoensis (0.146) was much smaller than that of Porphyra purpurea and P. haitanensis (0.250), and P. yezoensis (0...
  35. Hartmann A, Gostner J, Fuchs J, Chaita E, Aligiannis N, Skaltsounis L, et al. Inhibition of Collagenase by Mycosporine-like Amino Acids from Marine Sources. Planta Med. 2015;81:813-20 pubmed publisher
    ..Three compounds were isolated from the marine red algae Porphyra sp...
  36. Mercurio D, Wagemaker T, Alves V, Benevenuto C, Gaspar L, Maia Campos P. In vivo photoprotective effects of cosmetic formulations containing UV filters, vitamins, Ginkgo biloba and red algae extracts. J Photochem Photobiol B. 2015;153:121-6 pubmed publisher
    ..this study was to assess the photoprotective effects of cosmetic formulations containing UV filters, red algae, Porphyra umbilicalis, extracts and combinations of the extract with vitamins and Ginkgo biloba through the use of in vivo ..
  37. Patra J, Lee S, Kwon Y, Park J, Baek K. Chemical characterization and antioxidant potential of volatile oil from an edible seaweed Porphyra tenera (Kjellman, 1897). Chem Cent J. 2017;11:34 pubmed publisher
    b>Porphyra tenera (Kjellman, 1897) is the most common eatable red seaweed in Asia. In the present study, P. tenera volatile oil (PTVO) was extracted from dried P...
  38. del Olmo A, Picon A, Nuñez M. The microbiota of eight species of dehydrated edible seaweeds from North West Spain. Food Microbiol. 2018;70:224-231 pubmed publisher
    The microbiota of eight species (Chondrus crispus, Himanthalia elongata, Laminaria ochroleuca, Palmaria palmata, Porphyra umbilicalis, Saccharina latissima, Ulva lactuca and Undaria pinnatifida) of edible seaweeds collected in North West ..
  39. Ding L, Fotso S, Li F, Qin S, Laatsch H. Hualyzin, a symmetrical urea derivative isolated from Penicillium herquei isolate GA4. J Nat Prod. 2008;71:1068-9 pubmed publisher
    Penicillium herquei isolate GA4 was isolated from the infected Conchocelis of Porphyra yezoensis...
  40. Du Q, Bi G, Mao Y, Sui Z. The complete chloroplast genome of Gracilariopsis lemaneiformis (Rhodophyta) gives new insight into the evolution of family Gracilariaceae. J Phycol. 2016;52:441-50 pubmed publisher
    ..The divergence of Gp. lemaneiformis occurred ~447.98 million years ago (Mya), close to the divergence time of genus Pyropia and Porphyra (443.62 Mya).
  41. Ueno Y, Aikawa S, Niwa K, Abe T, Murakami A, Kondo A, et al. Variety in excitation energy transfer processes from phycobilisomes to photosystems I and II. Photosynth Res. 2017;133:235-243 pubmed publisher
    ..transfer was species dependent, being largest in the wild-type of red alga Pyropia yezoensis (formerly Porphyra yezoensis) and smallest in Synechococcus sp. PCC 7002...
  42. Cian R, Salgado P, Drago S, Gonzalez R, Mauri A. Development of naturally activated edible films with antioxidant properties prepared from red seaweed Porphyra columbina biopolymers. Food Chem. 2014;146:6-14 pubmed publisher
    ..of phycobiliproteins-phycocolloids-based films, obtained from mixtures of two aqueous fractions extracted from Porphyra columbina red seaweed, one enriched in phycocolloids (PcF) and the other in phycobiliproteins (PF)...
  43. Cheewinthamrongrod V, Kageyama H, Palaga T, Takabe T, Waditee Sirisattha R. DNA damage protecting and free radical scavenging properties of mycosporine-2-glycine from the Dead Sea cyanobacterium in A375 human melanoma cell lines. J Photochem Photobiol B. 2016;164:289-295 pubmed publisher
    ..The most commonly found MAAs in marine organisms is shinorine, porphyra-334, and mycosporine-glycine...
  44. Liu Q, Xu S, Li L, Pan T, Shi C, Liu H, et al. In vitro and in vivo immunomodulatory activity of sulfated polysaccharide from Porphyra haitanensis. Carbohydr Polym. 2017;165:189-196 pubmed publisher
    The immunoregulatory activity of sulfated polysaccharide from Porphyra haitanensis (PHPS) was investigated in a RAW264.7 macrophages cell model and a BALB/c murine model...
  45. Wang J, Hou Y, Duan D, Zhang Q. The Structure and Nephroprotective Activity of Oligo-Porphyran on Glycerol-Induced Acute Renal Failure in Rats. Mar Drugs. 2017;15: pubmed publisher
    Porphyran is a sulfate galactan in the cell wall of Porphyra. Its acid hydrolysis product, oligo-porphyran (OP), was prepared and the structure studied by electrospray ionization time-of-flight mass spectrometry (ESI-TOF-MS)...
  46. Varela Álvarez E, Paulino C, Serrao E. Development and characterization of twelve microsatellite markers for Porphyra linearis Greville. Genetica. 2017;145:127-130 pubmed publisher
    The genus Porphyra (and its sister genus Pyropia) contains important red algal species that are cultivated and/or harvested for human consumption, sustaining a billion-dollar aquaculture industry...
  47. Koizumi K, Hatakeyama M, Boero M, Nobusada K, Hori H, Misonou T, et al. How seaweeds release the excess energy from sunlight to surrounding sea water. Phys Chem Chem Phys. 2017;19:15745-15753 pubmed publisher
    We report an atomistic insight into the mechanism regulating the energy released by a porphyra-334 molecule, the ubiquitous photosensitive component of marine algae, in a liquid water environment upon an electron excitation...
  48. He P, Xu S, Zhang H, Wen S, Dai Y, Lin S, et al. Bioremediation efficiency in the removal of dissolved inorganic nutrients by the red seaweed, Porphyra yezoensis, cultivated in the open sea. Water Res. 2008;42:1281-9 pubmed
    The bioremediation capability and efficiency of large-scale Porphyra cultivation in the removal of inorganic nitrogen and phosphorus from open sea area were studied...
  49. Zhao T, Zhang Q, Qi H, Liu X, Li Z. Extension of life span and improvement of vitality of Drosophila melanogaster by long-term supplementation with different molecular weight polysaccharides from Porphyra haitanensis. Pharmacol Res. 2008;57:67-72 pubmed publisher
    Polysaccharides isolated from Porphyra (porphyran) have been known to have diverse biological activities, including immunomodulatory and antioxidant activities...
  50. Hirano Y, Hattori M, Takahashi K. Interaction of porphyran with a hydrophobic surface and stabilization of liposomes. J Agric Food Chem. 2005;53:9800-4 pubmed
    ..content, and sulfate content without any protenaceous component were prepared from dried nori processed from Porphyra yezoensis, a red alga...
  51. Zhou C, Yu X, Ma H, Liu S, Qin X, Yagoub A, et al. Examining of athermal effects in microwave-induced glucose/glycine reaction and degradation of polysaccharide from Porphyra yezoensis. Carbohydr Polym. 2013;97:38-44 pubmed publisher
    ..Therefore, microwave-induced Maillard reaction of d-glucose/glycine and degradation of polysaccharide from Porphyra yezoensis (PSPY) were investigated...
  52. Bito T, Teng F, Watanabe F. Bioactive Compounds of Edible Purple Laver Porphyra sp. (Nori). J Agric Food Chem. 2017;: pubmed publisher
    b>Porphyra sp. (nori) is widely cultivated as an important marine crop. Dried nori contains numerous nutrients including vitamin B12, which is the only vitamin absent from plant-derived food sources...
  53. Ueno M, Cho K, Isaka S, Nishiguchi T, Yamaguchi K, Kim D, et al. Inhibitory effect of sulphated polysaccharide porphyran (isolated from Porphyra yezoensis) on RANKL-induced differentiation of RAW264.7 cells into osteoclasts. Phytother Res. 2017;: pubmed publisher
    ..Our results suggest that porphyran can be used as a safe therapeutic agent to improve osteoclast-related pathological conditions...
  54. Wang Y, Cai C, Li B, Liu C, He P. [Photodynamic effect of two kinds of phycobiliproteins on human liver cancer cell line SMMC-7721 in vitro]. Sheng Wu Gong Cheng Xue Bao. 2009;25:1417-23 pubmed
    ..assay (MTT assay), we used two phycobiliproteins, R-phycoerythrin (R-PE) and C-phycocyanin (C-PC) prepared from Porphyra yezoensis, to determine the killing rates and apoptosis rates of human liver cancer cells (SMMC-7721) mediated by ..
  55. Schultz Moreira A, Garcia Fernandez R, Bocanegra A, Méndez M, Bastida S, Benedi J, et al. Effects of seaweed-restructured pork diets enriched or not with cholesterol on rat cholesterolaemia and liver damage. Food Chem Toxicol. 2013;56:223-30 pubmed publisher
    ..Future studies are needed to understand the involved mechanisms...
  56. Gao S, Niu J, Chen W, Wang G, Xie X, Pan G, et al. The physiological links of the increased photosystem II activity in moderately desiccated Porphyra haitanensis (Bangiales, Rhodophyta) to the cyclic electron flow during desiccation and re-hydration. Photosynth Res. 2013;116:45-54 pubmed publisher
    Photosynthetic electron flow changed considerably during desiccation and re-hydration of the intertidal macroalgae Porphyra haitanensis...
  57. Jung H, Yoon W. Multifractal Approaches of the Ring Tensile Rupture Patterns of Dried Laver (Porphyra) as Affected by the Relative Humidity. J Food Sci. 2017;: pubmed publisher
    ..In addition, the results of this study revealed that the integration and disintegration properties of DL occurred through the networks of phycocolloids at various moisture contents...
  58. Korbee N, Figueroa F, Aguilera J. Effect of light quality on the accumulation of photosynthetic pigments, proteins and mycosporine-like amino acids in the red alga Porphyra leucosticta (Bangiales, Rhodophyta). J Photochem Photobiol B. 2005;80:71-8 pubmed
    ..pigments, proteins and the UV-absorbing mycosporine-like amino acids (MAAs) was studied in the red alga Porphyra leucosticta. Blue light promoted the highest accumulation of nitrogen metabolism derived compounds i.e...
  59. Fang W, Yang R, Zhu P, Shan Y, Yan X. [Antibacterial activity of Porphyra spp. epiphytic bacteria and polyketide synthase I gene screening]. Wei Sheng Wu Xue Bao. 2009;49:153-60 pubmed
    Based on the antibacterial analysis, we screened Polyketide synthase (PKS I) gene from the epiphytic bacteria of Porphyra spp...
  60. Li L, Saga N, Mikami K. Ca2+ influx and phosphoinositide signalling are essential for the establishment and maintenance of cell polarity in monospores from the red alga Porphyra yezoensis. J Exp Bot. 2009;60:3477-89 pubmed publisher
    ..of F-actin directed by cell polarity has been observed during the migration of monospores from the red alga Porphyra yezoensis...
  61. Bouzon Z, Chow F, Zitta C, Dos Santos R, Ouriques L, Felix M, et al. Effects of natural radiation, photosynthetically active radiation and artificial ultraviolet radiation-B on the chloroplast organization and metabolism of Porphyra acanthophora var. brasiliensis (Rhodophyta, Bangiales). Microsc Microanal. 2012;18:1467-79 pubmed publisher
    We undertook a study of Porphyra acanthophora var...
  62. Fukui Y, Kobayashi M, Saito H, Oikawa H, Yano Y, Satomi M. Algimonas ampicilliniresistens sp. nov., isolated from the red alga Porphyra yezoensis, and emended description of the genus Algimonas. Int J Syst Evol Microbiol. 2013;63:4407-12 pubmed publisher
    ..bacteria were isolated from an algal medium supplemented with 10 mg ampicillin l(-1) (w/v), in which the red alga Porphyra yezoensis had been cultured...
  63. Martínez Hernández G, Castillejo N, Carrión Monteagudo M, Artes F, Artés Hernández F. Nutritional and bioactive compounds of commercialized algae powders used as food supplements. Food Sci Technol Int. 2018;24:172-182 pubmed publisher
    ..0-472.0?mg kg-1). Porphyra spp. and Palmaria palmata showed the highest vitamin B12 contents (667-674?µg kg-1)...
  64. Guo T, Xu H, Zhang L, Zhang J, Guo Y, Gu J, et al. In vivo protective effect of Porphyra yezoensis polysaccharide against carbon tetrachloride induced hepatotoxicity in mice. Regul Toxicol Pharmacol. 2007;49:101-6 pubmed
    To study the protective effect and possible mechanism of Porphyra yezoensis polysaccharide (PYP) in hepatotoxicity mice, acute liver injury was successfully induced by injecting 0.2% carbon tetrachloride (CCl(4)) intraperitoneally...
  65. Gao Z, Meng C, Wang G, Ye N. Isolation and characterization of photosystem II from the filamentous sporophyte of Porphyra yezoensis. Indian J Biochem Biophys. 2008;45:244-9 pubmed
    Thylakoid membranes were isolated and purified from diploid filamentous sporophytes of Porphyra yezoensis Ueda using sucrose density gradient ultracentrifugation (SDGUC)...
  66. Cao J, Wang J, Wang S, Xu X. Porphyra Species: A Mini-Review of Its Pharmacological and Nutritional Properties. J Med Food. 2016;19:111-9 pubmed publisher
    b>Porphyra sensu lato belongs to Bangiales, the most genetically diverse order of red algae. Porphyra or Pyropia is widely cultivated in East Asian countries, such as China, Japan, and Korea...
  67. Kim I, Kwon M, Jung J, Nam T. Protein extracted from Porphyra yezoensis prevents cisplatin-induced nephrotoxicity by downregulating the MAPK and NF-?B pathways. Int J Mol Med. 2018;41:511-520 pubmed publisher
    ..Effects of protein extracts of the brown seaweed Porphyra yezoensis (P...
  68. Contreras Porcia L, Callejas S, Thomas D, Sordet C, Pohnert G, Contreras A, et al. Seaweeds early development: detrimental effects of desiccation and attenuation by algal extracts. Planta. 2012;235:337-48 pubmed publisher
    ..In addition, the protective effect against desiccation was evaluated using algal extracts, including those from Porphyra columbina, a macroalga tolerant to desiccation that lives in the uppermost part of the intertidal zone...
  69. Ouriques L, Schmidt E, Bouzon Z. The mechanism of adhesion and germination in the carpospores of Porphyra spiralis var. amplifolia (Rhodophyta, Bangiales). Micron. 2012;43:269-77 pubmed publisher
    ..Therefore, in this paper, the process of spore germination and adhesion in Porphyra spiralis var. amplifolia is described, as representative of the germination pattern of the Naccaria type...
  70. Yang R, Zhou W, Shen S, Wang G, He L, Pan G. Morphological and photosynthetic variations in the process of spermatia formation from vegetative cells in Porphyra yezoensis Ueda (Bangiales, Rhodophyta) and their responses to desiccation. Planta. 2012;235:885-93 pubmed publisher
    b>Porphyra yezoensis has a macroscopic foliage gametophyte phase with only a single cell layer, and is ideally suited for the study of the sexual differentiation process, from the vegetative cell to the spermatia...
  71. Choe E, Oh S. Effects of water activity on the lipid oxidation and antioxidants of dried laver (porphyra) during storage in the dark. J Food Sci. 2013;78:C1144-51 pubmed publisher
    Lipid oxidation and antioxidant degradation in dried laver (Porphyra) were determined during storage at water activities (Aw ) of 0.11, 0.30, 0.51, 0.75, or 0.89 in the dark at 40 °C for 15 d...
  72. Wang X, Li W, Xiao L, Liu C, Qi H, Zhang Z. In vivo antihyperlipidemic and antioxidant activity of porphyran in hyperlipidemic mice. Carbohydr Polym. 2017;174:417-420 pubmed publisher
    The hypolipidemic and antioxidant effects of porphyran from the red algae Porphyra haitanensis as a dietary supplement were evaluated in mice. The levels of serum TC, TG and LDL-C in MP group increased significantly (p<0.05 or p<0...
  73. Song J, Kang H, Park S, Jeong J, Park J, You Y, et al. Extracts of Porphyra tenera (Nori Seaweed) Activate the Immune Response in Mouse RAW264.7 Macrophages via NF-?B Signaling. J Med Food. 2017;20:1152-1159 pubmed publisher
    b>Porphyra tenera, also known as nori, is a red algal species of seaweed. It is cultivated in Asia for culinary purposes. We report that P. tenera extract (PTE) enhances the immune response in mouse macrophages. We found that P...
  74. Li C, Yan D, Ni J, Guo Z, Cai C, He P. [Scale-up preparation of phycoerythrin from Porphyra haitanensis]. Sheng Wu Gong Cheng Xue Bao. 2011;27:614-9 pubmed
    We developed large-scale preparation of phycoerythrin from Porphyra haitanensis, a main economic red algae in China. Firstly, P. haitanensis thallus was broken by using "swelling and smash" method...
  75. Miranda L, Hutchison K, Grossman A, Brawley S. Diversity and abundance of the bacterial community of the red Macroalga Porphyra umbilicalis: did bacterial farmers produce macroalgae?. PLoS ONE. 2013;8:e58269 pubmed publisher
    ..The goals of this study were 1) to examine the composition of the bacterial community associated with Porphyra umbilicalis Kützing from Schoodic Point, ME, 2) determine whether there are seasonal trends in species ..
  76. Cruz Uribe O, Cheney D, Rorrer G. Comparison of TNT removal from seawater by three marine macroalgae. Chemosphere. 2007;67:1469-76 pubmed
    ..from three species of marine macroalgae, the temperate green alga Acrosiphonia coalita, the temperate red alga Porphyra yezoensis, and the tropical red alga Portieria hornemannii, all possessed a similar metabolic route to remove the ..
  77. Motoyama K, Hamada Y, Nagashima Y, Shiomi K. Allergenicity and allergens of amphipods found in nori (dried laver). Food Addit Contam. 2007;24:917-22 pubmed
    ..Based on the molecular mass and the cross-reactivity with decapod tropomyosin evidenced by inhibition ELISA and inhibition immunoblotting, the 37-kDa protein was identified as amphipod tropomyosin...
  78. Hirata R, Jeong W, Saga N, Mikami K. Heterologous activation of the Porphyra tenera HSP70 promoter in Bangiophycean algal cells. Bioeng Bugs. 2011;2:271-4 pubmed publisher
    b>Porphyra has attracted great attention for its biological and industrial importance...
  79. Fukui Y, Abe M, Kobayashi M, Saito H, Oikawa H, Yano Y, et al. Polaribacter porphyrae sp. nov., isolated from the red alga Porphyra yezoensis, and emended descriptions of the genus Polaribacter and two Polaribacter species. Int J Syst Evol Microbiol. 2013;63:1665-72 pubmed publisher
    ..aerobic strains, designated LNM-20(T), LCM-1 and LAM-13, were isolated from thalli of the marine red alga Porphyra yezoensis...
  80. Koriyama M, Hayami Y, Koga A, Yamamoto K, Isnasetyo A, Hamada T, et al. Seasonal variations of water column nutrients in the inner area of Ariake Bay, Japan: the role of muddy sediments. Environ Monit Assess. 2013;185:6831-46 pubmed publisher
    ..In addition, we found that phosphorus necessary for the growth of Porphyra (Porphyra yezoensis, Rhodophyceae) would be insufficient in the water column when phosphorus during the Porphyra ..
  81. Wu X, Huang A, Xu M, Wang C, Jia Z, Wang G, et al. Variation of expression levels of seven housekeeping genes at different life-history stages in Porphyra yezoensis. PLoS ONE. 2013;8:e60740 pubmed publisher
    ..the optimal internal control for relative real-time PCR when studying target gene expression in the red alga Porphyra yezoensis, we quantified the expression of seven housekeeping genes (18S ribosomal RNA, 30S ribosomal protein S8, ..
  82. Ye Y, Zhang L, Yang R, Luo Q, Chen H, Yan X, et al. Metabolic phenotypes associated with high-temperature tolerance of Porphyra haitanensis strains. J Agric Food Chem. 2013;61:8356-63 pubmed publisher
    Colored mutants of Porphyra haitanensis have superior production and quality characteristics, with two mutants, Shengfu 1 (SF-1) and Shengfu 2 (SF-2), having good high-temperature tolerances...
  83. He P, Wu W. Establishment and cultivation of cell line HB with high temperature resistance and fast growth in Porphyra yezoensis. Shi Yan Sheng Wu Xue Bao. 2003;36:191-6 pubmed
    A new breeding technology with cell culture in Porphyra yezoensis was studied, to establish a system of fast breeding with cell engineering in Porphyra...
  84. Peddigari S, Zhang W, Sakai M, Takechi K, Takano H, Takio S. A copia-like retrotransposon gene encoding gypsy-like integrase in a red alga, Porphyra yezoensis. J Mol Evol. 2008;66:72-9 pubmed
    A genomic PCR fragment of 4581 bp, referred to as PyRE10G, was isolated from the red alga Porphyra yezoensis...
  85. Da Gama B, Santos R, Pereira R. The effect of epibionts on the susceptibility of the red seaweed Cryptonemia seminervis to herbivory and fouling. Biofouling. 2008;24:209-18 pubmed publisher
    ..Differences might be a direct detrimental effect of the presence of epibionts. On the other hand, epibiosis may induce the production of AF defences in C. seminervis...
  86. Wang J, Jin W, Hou Y, Niu X, Zhang H, Zhang Q. Chemical composition and moisture-absorption/retention ability of polysaccharides extracted from five algae. Int J Biol Macromol. 2013;57:26-9 pubmed publisher
    ..seven polysaccharides extracted from five algae including one brown alga Saccharina japonica, one red alga Porphyra haitanensis and three green algae Codium fragile, Enteromorpha linza and Bryopsis plumose...
  87. Gao Z, Wang G, Tseng C. An improved method for isolation of photosystem II from marine alga Porphyra yezoensis Udea. Indian J Biochem Biophys. 2005;42:41-7 pubmed
    ..and characterization of photosystem (PS)II particles from thylakoid membranes of gametophytes of a marine alga Porphyra yezoensis Udea is reported...
  88. Walsh R, He S, Yarnes C. Compound-specific ?13C and ?15N analysis of amino acids: a rapid, chloroformate-based method for ecological studies. Rapid Commun Mass Spectrom. 2014;28:96-108 pubmed publisher
  89. Woo J, Kamei Y. Antifungal mechanism of an anti-Pythium protein (SAP) from the marine bacterium Streptomyces sp. strain AP77 is specific for Pythium porphyrae, a causative agent of red rot disease in Porphyra spp. Appl Microbiol Biotechnol. 2003;62:407-13 pubmed
    ..an antifungal protein specific to Pythium porphyrae, a causative agent of red rot disease afflicting seaweed Porphyra spp. This study was carried out to identify the antifungal mechanism of the antifungal protein to P. porphyrae...
  90. Gao Z, Wang G, Tseng C. Isolation and characterization of photosystem II of Porphyra yezoensis Ueda. Acta Biochim Biophys Sin (Shanghai). 2004;36:780-5 pubmed
    The thylakoid membranes were isolated and purified from gametophyte of Porphyra yezoensis Ueda (P. yezoensis) by sucrose density gradient ultracentrifugation. After P...
  91. Toyosaki T, Iwabuchi M. New antioxidant protein in seaweed (Porphyra yezoensis Ueda). Int J Food Sci Nutr. 2009;60 Suppl 2:46-56 pubmed publisher
    Gel filtration was used to partially purify the antioxidizing component of a crude extracted solution of seaweed (Porphyra yezoensis Ueda), and its properties were studied...
  92. Moreira A, González Torres L, Olivero David R, Bastida S, Benedi J, Sanchez Muniz F. Wakame and Nori in restructured meats included in cholesterol-enriched diets affect the antioxidant enzyme gene expressions and activities in Wistar rats. Plant Foods Hum Nutr. 2010;65:290-8 pubmed publisher
    ..001) than the CW diet. In conclusion, Nori-RM is a hypocholesterolemic food while Wakame-RM is an antioxidant food. This should be taken into account when including this kind of RM as potential functional foods in human...