Results 21 to 30 of about 13,516 (210)

Widespread distribution and identification of eight novel microcystins in Antarctic cyanobacterial mats [PDF]

open access: yes, 2008
The microcystin content and cyanobacterial community structure of Antarctic microbial mat samples collected from 40 ponds, lakes and hydro-terrestrial environments were investigated. Samples were collected from Bratina Island and four of the Dry Valleys;
Puddick, Jonathan   +5 more
core   +1 more source

Isolation and Identification of Dominant N2 Fixing Cyanobacterial Strains from Different Locations [PDF]

open access: yesJournal of Agricultural Chemistry and Biotechnology, 2018
Isolation of cyanobacteria dominated in the soil samples collected from different sites in Kafr El- Sheikh, and El-Dkahlia governorates isolates were successfully obtained as bacterial free cyanobacteria.
mahmoud Gaballah   +3 more
doaj   +1 more source

Exploration of the aptitude to alleviate oxidative impairment and curb colorectal cancer manifestation by Nostoc calcicola in HT-29 adenocarcinoma cells

open access: yesFuture Journal of Pharmaceutical Sciences, 2023
Background Marine cyanobacteria have been known to contain several unique bioactive compounds which have different therapeutic potentials. The current research focuses to identify the efficacy of Nostoc calcicola to counteract the harmful effects of free
Pragati Gupta   +5 more
doaj   +1 more source

Impact of Environmentally Relevant Concentrations of Glyphosate and 2,4-D Commercial Formulations on Nostoc sp. N1 and Oryza sativa L. Rice Seedlings

open access: yesFrontiers in Sustainable Food Systems, 2021
Wide applications of glyphosate and 2,4-dichlorophenoxyacetic acid (2,4-D) in rice paddy fields could lead to their residues in environment, posing adverse effects on rice growth and primary producers in the rice ecosystem.
Suwakan Tansay   +5 more
doaj   +1 more source

Hornwort-cyanobacteria interactions: exploring ontogeny in Nothoceros vincentianus and Dendroceros crispus growing together with Nostoc cyanobacteria [PDF]

open access: yesAnais da Academia Brasileira de Ciências
In hornworts, the infection process by Nostoc begins early in gametophyte development, with multiple cyanobacterial strains often present in the same thallus, suggesting varying levels of specificity in symbiosis.
GABRIEL FELIPE PEÑALOZA-BOJACÁ   +3 more
doaj   +2 more sources

PRODUCTIVITY OF BIOMASS AND SOME METABOLITES OF ANABAENA ORYZAE AND NOSTOC SP. GROWN UNDER STRESS CONDITIONS [PDF]

open access: yesAssiut University Journal of Multidisciplinary Scientific Research, 2017
The current study aimed to investigate the effect of stress conditions such as nitrogen and phosphorous deficiency and supplementation, salinity stress and different pH values on the biomass, lipid, protein, amino acid and carbohydrate productivities of ...
doaj   +1 more source

Mutations stabilize small subunit ribosomal RNA in desiccation-tolerant cyanobacteria Nostoc

open access: yes, 2007
The ribosomal RNA molecule is an ideal model for evaluating the stability of a gene product under desiccation stress. We isolated 8 Nostoc strains that had the capacity to withstand desiccation in habitats and sequenced their 16S rRNA genes.
Hu, Z, Chinese Acad Sci, Inst Hydrobiol, State Key Lab Freshwater Ecol & Biotechnol, Wuhan 430072, Peoples R China   +2 more
core   +1 more source

Diversity of cyanobacterium Nostoc and its conservancy in Lithuania

open access: yesMokslas: Lietuvos Ateitis, 2011
The article discusses the diversity, distribution and ecology of Nostoc genus in Lithuania. Nine Nostoc species including N. caeruleum, N. carneum, N. commune, N. ellipsosporum, N. linckia, N. pruniforme, N. punctiforme, N.
Ina Špakaitė, Jolanta Kostkevičienė
doaj   +1 more source

Biosorption of Cadmium and Lead by Dry Biomass of Nostoc sp. MK-11: Kinetic and Isotherm Study

open access: yesMolecules, 2023
Cadmium (Cd) and lead (Pb) are global environmental pollutants. In this study, Nostoc sp. MK-11 was used as an environmentally safe, economical, and efficient biosorbent for the removal of Cd and Pb ions from synthetic aqueous solutions. Nostoc sp. MK-11
Muhammad Kaleem   +8 more
doaj   +1 more source

The effect of acidity at limited irradiance on survival, growth, pigment composition and ammonium liberation of soil cyanobacterium Nostoc sp., collected from paddy-fields of Golestan province [PDF]

open access: yesفیزیولوژی محیطی گیاهی, 2007
Cyanobacterium Nostoc sp. can be considered as an interesting microorganism for the ability of excretion buffering compounds. With respect to possible applied potential of this strain, this ability has been studied under limited irradiance.
f Amirlatifi   +3 more
doaj  

Home - About - Disclaimer - Privacy