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Related Concept Videos

Green Algae01:21

Green Algae

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Green algae, also referred to as chlorophytes, are different from red algae in having the chloroplasts containing chlorophylls a and b, which give them their distinct green hue. However, they lack phycobiliproteins, preventing them from developing the red or blue-green pigmentation seen in red algae. In terms of photosynthetic pigment composition, green algae closely resemble plants and share a close evolutionary relationship with them. Taxonomically Green algae belong to Phylum Chlorophyta in...
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The group Stramenopiles include some phototrophic microorganisms. Members of this group possess flagella covered in numerous short, hairlike extensions, a feature that inspired the group's name, derived from the Latin words for "straw" and "hair." Some of the main categories of Stramenopiles include diatoms, golden algae, and brown algae.Diatoms are unicellular, photosynthetic eukaryotes, with over 200 known genera. They play a key role in the planktonic communities of both marine and...
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Overview of Algae01:28

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The kingdom Archaeplastida encompasses red and green algae, along with land plants. Unlike other protists with chloroplasts that arose through secondary endosymbiosis, only red and green algae originated from primary endosymbiotic events. This diverse group of eukaryotic organisms contains chlorophyll and performs oxygenic photosynthesis.Algae exist in various forms, from large brown kelp in coastal waters to green scum in puddles and stains on rocks or soil. Some species are responsible for...
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Red Algae01:23

Red Algae

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Red algae, also known as rhodophytes, are primarily found in marine environments, though some species inhabit freshwater and terrestrial ecosystems. These organisms exist in both unicellular and multicellular forms, with some multicellular varieties reaching macroscopic sizes.As phototrophic organisms, red algae contain chlorophyll a; however, their chloroplasts lack chlorophyll b. Instead, they possess phycobiliproteins, which serve as major light-harvesting pigments, similar to those found in...
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Microalgae with Immunomodulatory Activities.

Gennaro Riccio1, Chiara Lauritano1

  • 1Department of Marine Biotechnology, Stazione Zoologica Anton Dohrn, CAP80121 Naples, Italy.

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PubMed
Summary
This summary is machine-generated.

Microalgae offer diverse bioactive compounds with significant immunomodulatory properties. These natural products show promise for developing novel therapeutics, particularly in cancer immunotherapy and fighting various human pathologies.

Keywords:
immunomodulatory activitymicroalgaepolyunsaturated fatty acidsulfated polysaccharidessulfolipids

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Area of Science:

  • Biotechnology
  • Marine Biology
  • Immunology

Background:

  • Microalgae are diverse microorganisms with vast biochemical potential.
  • Microalgae-derived compounds exhibit anticancer, antimicrobial, anti-inflammatory, and immunomodulatory effects.
  • Immunostimulatory compounds are increasingly vital for preventing and treating diseases like cancer.

Purpose of the Study:

  • To review microalgae with demonstrated immunomodulatory properties.
  • To outline the involved immune cells, mediators, and experimental models.
  • To identify specific microalgal fractions and compounds with immunostimulatory activity.

Main Methods:

  • Literature review of scientific studies on microalgae and immunomodulation.
  • Analysis of research detailing mechanisms of action and experimental models.
  • Compilation of data on identified bioactive fractions and pure compounds.

Main Results:

  • Several microalgae species possess significant immunomodulatory capabilities.
  • Specific cellular pathways and mediators are activated by microalgal compounds.
  • Various experimental models confirm the immunostimulatory effects of microalgal derivatives.

Conclusions:

  • Microalgae represent a sustainable and eco-friendly source of potent immunostimulatory compounds.
  • These compounds hold considerable potential as novel therapeutic agents for human diseases.
  • Further research can unlock new classes of drugs derived from microalgae for various pathologies.