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. 2022 Jun 25;12(7):154. doi: 10.1007/s13205-022-03210-6

Table 1.

The antiviral activity of fucoidan and carrageenan in virus infections

Sulfated polysaccharide Source Dose/IC50 (µg mL−1) Disease and Effect of treatment Selected References
Fucoidan Undaria pinnatifida In vivo study with 5 mg day−1 twice a day for 14 days

Anti-IAV activity

 Positive effect on production of antigen-specific antibody

 Inhibition of virus attachment and blocking virus penetration

Hayashi et al. (2013), Richards et al. (2020), Synytsya et al. (2014)
Kjellmaniella crassifolia 250 µg mL−1 Wang et al. (2017)
Laminaria japonica 50–500 µg mL−1 Makarenkova et al. (2010)
Saccharina cichorioides, S. japonica 0.001–100 µg mL−1

Anti-HIV activity

 Prevention of attachment and cell-to-cell virus spread

Prokofjeva et al. (2013)
Sargassum mcclurei, Sargassum polycystum and Turbinara ornate IC50 value 0.33–0.7 µg mL−1 Thuy et al. (2015)
Sargassum swartzii 1.56 and 6.25 μg mL−1 Dinesh et al. (2016)
Cladosiphon okamuranus Tokida 0.83 g day−1

Anti-HCV activity

 Inhibits virus replication

Mori et al. (2012)
Scytosiphon lomentaria IC50 value 0.76- 1.34 µg mL−1

Anti-HSV activity

 The galactofucan fractions of fucoidan showed the antiviral activity because of the low uronic acid and high sulfate esters content

 Inhibition of virus attachment

Ponce et al. (2019)
Sargassum henslowianum IC50 value 0.89 and 0.82 µg mL−1 Sun et al. (2020)
Fucus evanescens

In vitro study with 0.25–250 µg mL−1

In vivo study with 10 mg kg−1 day−1

Antivirus activity against HSV, ECHO-1, and HIV-1

 Inhibiting virus replication

Krylova et al. (2020)
Carrageenan Commercial carrageenan Iota carrageenan

Anti- IAV

 Inhibition virus replication

Leibbrandt et al. (2010)
Commercial carrageenan

kappa carrageenan and sulfated derivatives

In vivo study with 40 mg kg−1 d−1

Wang et al. (2012)
Commercial carrageenan

Kappa, acetylated and sulfated derivatives

In vivo study with 30 mg kg−1 day−1

Tang et al. (2013)
Commercial carrageenan

Lambda carrageenan

IC50 1–20 ng mL−1

Anti- HPV potential

 Inhibition of virus attachment and blocking virus penetration

Rodríguez et al. (2014)
Gigartina skottsbergii

Lambda carrageenan

IC50 0.52 and 10.42 for BoHv-1 and SuHV-1, respectively

BoHV-1 and SuHV-1

 Inhibition of virus attachment and blocking virus penetration

Diogo et al. (2015)
Stenogramme interrupta

Kappa/itoa and lambda carrageenan

0.65–2.88 µg mL−1

Anti-HSV activity

 Inhibition of virus attachment and blocking virus penetration

 Interfere with protein binding to the heparan sulfate co-receptor in host tissues

Cáceres et al. (2000)
Gigartina skottsbergii Lambda carrageenan 10 mg mL−1 Carlucci et al. (2004)
Gigartina attpurpurea

Kappa and lambda carrageenan

0.2–0.8 µg mL−1

Harden et al. (2009)
Solieria chordalis Iota carrageenan 3.2–54.4 µg mL−1 Boulho et al. (2017)
Solieria filiformis Iota carrageenan 4.5–11.7 µg mL−1 Ana et al. (2021)

The scientific names of species for algae should be italic