Results 41 to 50 of about 1,013 (177)

Las algas de El Salto, San Luis Potosí, México: un ejemplo de estudios florísticos en ambientes cambiantes

Botan‪ical Sciences, 1993
Se reseñan las especies algales que se desarrollan en las pozas de El Salto, sobre el cauce del río del mismo nombre. Varias de éstas pozas en época de secas se encuentran aisladas del cauce principal y presentan características similares a las de ...
Enrique A. Cantoral-Uriza, Gustavo Montejano-Zurita   +1 more
doaj   +1 more source

On the occurrence of Nitella myriotricha A.Braun ex Kützing, 1857 ssp. acuminata D.Subramanian, 1999 (Charophyceae: Charales: Characeae), from eastern India

Journal of Threatened Taxa, 2023
Nitella myriotrichia A.Braun ex Kützing ssp. acuminata D.Subramanian 1999 has been recorded from different localities of West Bengal, eastern India. It is the first report of the taxon outside its original locality of occurrence at Kummidipoondi (Tamil ...
Kailash Mondal, J. Keshri
semanticscholar   +1 more source

Chara lipkinii (Charales, Charophyceae): a new dioecious Mediterranean species under risk of extinction in the wild and some implications for the taxonomy of the genus Chara

Fottea, 2022
: A new species, Chara lipkinii , was described based on specimens from the Mediterranean, Israel. Dioecy, 10–13 branchlets in a whorl, complete tylacanthous to isostichous displostichous axial cortex with very short solitary spine cells, hardly visible ...
R. Romanov, S. Barinova, V. Nikulin, A. Gontcharov   +3 more
semanticscholar   +1 more source

Novos registros de Nitella (Chlorophyta, Characeae) para regiões dos Estados de Mato Grosso e Mato Grosso do Sul, Brasil

Hoehnea
As Charophyceae (Chlorophyta) representam uma classe única de algas devido à sua estrutura vegetativa e porte macroscópico dos gametângios. O inventário florístico do gênero Nitella (Characeae, Chlorophyta) nos Estados de Mato Grosso (18º55'05"S e 54º50 ...
Norma Catarina Bueno, Thamis Meurer, Stefania Biolo, Carlos Eduardo de Mattos Bicudo   +3 more
doaj   +1 more source

Nitella sonderi A.Braun (Charales, Charophyceae) – a New Record for South America, and First Record from Outside Australia

Cryptogamie. Algologie, 2022
Nitella sonderi A.Braun is newly reported from the Patagonian Plateau, Argentina. This species was only reliably known from Australia until now. The morphological and genetic studies carried out here found no difference between Argentinian and Australian
R. Romanov, R. Vidal-Russell, V. Nikulin, A. Gontcharov, M. P. Quiroga   +4 more
semanticscholar   +1 more source

Amino Acids in the Natural Food Web of Global Fishponds: Way Forward for Precision Protein Feeding in Pond Cyprinid Aquaculture

Reviews in Aquaculture, Volume 18, Issue 4, September 2026.
ABSTRACT Natural food webs in freshwater pond ecosystems provide an important nutritional foundation for cyprinid aquaculture, yet information on their protein and amino acid composition remains fragmented. This review synthesized published data from 30 studies (1950–2026) reporting protein and indispensable amino acid (IAA) composition of freshwater ...
Md. Foysul Hossain, Katerina Sezimova, Jan Mraz, Radek Gebauer, Lubos Zabransky, Koushik Roy   +5 more
wiley   +1 more source

Algunos aspectos de la variabilidad de los oogonios en poblaciones actuales del género Chara (Charophyceae). Aplicación paleontológica

Estudios Geologicos, 1986
Se hace una revisión crítica de-algunos criterios taxonómicos de uso habitual en paleontología de carofitas. Sus resultados, basados en cuatro poblaciones actuales (Chara aculeolata, Chara aff.baltica, Chara delicatula y Chara globularis), permiten hacer
J. Pedrola, J. D. Acuña
doaj   +1 more source

Discovering the Rare Tolypella intricata (Trentepohl ex Roth) Leonh. 1863 (Charales, Charophyceae) in Poland

Polish Journal of Environmental Studies, 2022
Tolypella intricata is one of the rarest charophytes from the genus Tolypella that can be found both in Poland and in Europe. Rarely found in the last 200 years, it was recently rediscovered in two localities in eastern Poland in the Lublin region.
J. Urbaniak, R. Krawczyk
semanticscholar   +1 more source

The algal homolog of the plant CER1 and CER3 proteins is a bifunctional hydrocarbon‐forming enzyme

New Phytologist, Volume 251, Issue 3, Page 1311-1328, August 2026.
Schematic representation of the proposed reactions carried out by a CER1/3 protein from green algae. CoA, coenzyme A; CTD, C‐terminal domain; Cys, catalytic cysteine of C‐terminal domain; His, catalytic histidines of N‐terminal domain; NTD, N‐terminal domain.
Ángel Baca‐Porcel, Bertrand Légeret, Alexandre Six, Mallaury Cabanel, Mathilde Le Cossec, Arthur Guegano, Damien Sorigué, Yonghua Li‐Beisson, Florian Veillet, Fred Beisson   +9 more
wiley   +1 more source

Plants synthesize ergothioneine, showing a link to abiotic stress

Plant Biology, Volume 28, Issue 5, Page 1343-1348, August 2026.
Various plants possess ergothioneine biosynthetic genes and can synthesize this antioxidant, where increased EGT levels under abiotic stress conditions indicate protective functions. Abstract Ergothioneine (EGT) is a sulphur‐containing histidine derivative and a potent antioxidant that exhibits beneficial effects on human health.
C. Kock, N. Gutsche, S. Walter, S. Zachgo   +3 more
wiley   +1 more source