Results 71 to 80 of about 3,339 (175)

Sediment bacterial assemblages inside and outside macrophyte beds in Yunnan Plateau lakes with contrasting nutrient levels and water depths

open access: yesDiscover Environment
Eutrophication followed by deterioration of water quality and loss of aquatic plants is a global problem in aquatic ecosystems. Sediment microbial communities are often used as indicators of environmental changes due to their sensitive responses. However,
Jing Zhou   +7 more
doaj   +1 more source

Spirochaeta Pallida in the Lesions of Syphilis. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1905
San Francisco, Oct. 2, 1905. To the Editor: —Since Schaudinn and Hoffmann described a fine corkscrew-like organism in the lesions of syphilis in May of this year various confirmatory reports have been published on the continent of Europe and in England, but as yet I have seen no reports of the demonstration of the organism in this country.
openaire   +2 more sources

Le cycle évoIutif de Spirochaeta Cgtophaga Hutchinson et Clayton

open access: yesActa Societatis Botanicorum Poloniae, 2017
H. Krzemieniewska
doaj   +1 more source

Contribuição para o estudo do dezenvolvimento do "Spirochaeta Gallinarum"

open access: yesMemorias do Instituto Oswaldo Cruz, 1909
S. von Prowazek
doaj   +1 more source

Autochthonous carbon loading of macroalgae stimulates benthic biological nitrogen fixation rates in shallow coastal marine sediments

open access: yesFrontiers in Microbiology
Macroalgae, commonly known as seaweed, are foundational species in coastal ecosystems and contribute significantly to coastal primary production globally. However, the impact of macroalgal decomposition on benthic biological nitrogen fixation (BNF) after
Yubin Raut   +5 more
doaj   +1 more source

Spirochaeta recurrentis: A Filter Passer

open access: yesThe Journal of Parasitology, 1920
Spirochaetes in an infective form can be forced through a Berkefeld filter by pressures of 50 pounds, and over, to the square inch (Todd and Wolbach, 1914). This note records an endeavor to ascertain the form in which Spirochaeta recurrentis passes through the filter.
openaire   +2 more sources

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