pathogens

Methyl 4-hydroxycinnamate is an esterified derivative of p-coumaric acid isolated from the flowers of Trixis michuacana var. longifolia, exhibiting antibacterial and anti-melanogenesis properties.

Meloside A (Isovitexin 2''-O-β-D-glucoside) is a phenylpropanoid extracted from barley, exhibiting antioxidant and protective properties against excess UV-B radiation, and has been linked to resistance to pathogens.

Spiramycin (Rovamycin) is a macrolide antibiotic produced by Streptomyces ambofaciens, effective against gram-positive aerobic pathogens, N. gonorrhoeae, and staphylococci, and is used to treat infections caused by bacteria and Toxoplasma gondii.

5,6-Dihydroxyindole (Dopamine lutine) is a melanin precursor and has a broad-spectrum antibacterial, antiviral, antifungal, antiparasitic activity. It has cytotoxic effects and is strongly toxic against various pathogens.

1. Linalool (Linalol), a natural compound of the essential oils, has been shown to have antinociceptive, antimicrobial, and anti-inflammatory properties. 2. Linalool was protected against LPS/GalN-induced liver injury through induction of antioxidant defense via Nrf2 activating and reduction inflammatory response via NF-κB inhibition. 3. Linalool biosynthesis and accumulation might be involved in plant defense against bacterial and fungal pathogens and be associated with field resistance to citrus canker. 4. Linalool significantly increased the expression of antioxidant enzymes regulated by Nrf-2 and diminished lung tissue levels of several pro-inflammatory cytokines, including tumor necrosis factor α (TNF-α) and interleukin (IL)-6.

Bakuchiol possesses anti-tumor,and anti-helmenthic properties. It has cytotoxic activity, mainly due to its DNA polymerase1 inhibiting activity. Bakuchiol has anti-bacterial activity against oral pathogens, has great potential for use in food additives and mouthwash for preventing and treating dental caries.

Benzyl propionate exhibits broad-spectrum antifungal activity against pathogens such as Phyllosticta zingiberi, Fusarium solani, and Magnaporthe oryzae, and is a key inhibitory compound produced by the strain ETR-B22 against various fungal pathogens.

Melianone exhibits antiviral activity (EC50s: 3-11μM) against three important human pathogens, belonging to the Flaviviridae family, West Nile virus, Dengue virus, and Yellow Fever virus.

Neolinustatin a naturally occurring cyanoglycoside, is able to gradually produce HCN through enzymatic reactions as part of the plant's defense system against insects and pathogens.

Tetramycin (Tetramycin A) is a macrolide antibiotic isolated from Streptomyces hygrospinosus var. Beijingensis. 24-Demethyl-24-ethyltetrin A is a new and highly effective polyene antibiotic with excellent antibacterial activity against a variety of plant pathogens, low toxicity and environmental advantages. The C-4 position of Tetramycin A is a hydrogen atom, while Tetramycin B is a hydroxyl group.

Trans-Clovamide (trans-Clovamide) is a naturally occurring caffeoyl conjugate identified in the antioxidant polyphenolic fraction of cocoa (T. cacao L.) Trans-Clovamide is a potent antioxidantand that has shown neuroprotective effects (EC50s = 0.9-3.7 µM) in several in vitro models of neuronal death. Trans-Clovamide is an excellent ROS and oxygen radical scavenger and also has anti-inflammatory and neuroprotective effects. Clovamide is an anti-microbial with activity against the human pathogens influenza A subtype H5N1, Trypanosoma evansi, and Heliobacter pylori.

Juvabione is the methyl ester of todomatuic acid, both of which are sesquiterpenes (C15) found in the wood of true firs of the genus Abies. They exist as part of a mixture of sesquiterpenes based on the bisabolane scaffold. Sesquiterpenes of this family,

(±)9-HpODE is a racemic mixture of the fatty acid hydroperoxide product (9(S)-HpODE) formed from lipoxygenase action on linoleic acid. It shows antimicrobial activity against various fungal and bacterial pathogens and thus may play a role in plant defense. In mammalian species, monocyte-induced oxidization of LDL generates significant amounts of esterified 9-HpODE, which is rapidly reduced to 9-HODE.

1. Kuwanon G (Moracenin B) as dual inhibitors of PTP1B and α-glucosidase enzymes, as well as insulin sensitizers, it may potentially be utilized as an effective treatment for Type II diabetes mellitus. 2. Kuwanon G has anti-inflammatory activity, it can attenuate atherosclerosis through inhibiting foam cell formation and inflammatory response. 3. Kuwanon G is a potent inhibitor of Mycobacterium tuberculosis protein tyrosine phosphatase B. 4. Kuwanon G shows acetylcholinesterase (AChE) and butyrylcholinesterase(BChE) inhibitory activities, it may be a promising candidate for preventive and therapeutic agents for Alzheimer's disease. 5. Kuwanon G prevents the pathological progression of allergic asthma through the inhibition of lung destruction by inflammation and immune stimulation. 6. Kuwanon G has antibacterial activity against oral pathogens. 7. Kuwanon G is a specific antagonist for the GRP-preferring receptor and can be useful for studying the physiological and pathological role of GRP.

Lapachol (CI75490) has antimicrobial properties against many pathogens. It has anti-inflammatory, analgesic and antibiotic properties. It is an inhibitor of epithelial tumors in Drosophila melanogaster heterozygote.

(+)-Columbianetin ((S)-Columbianetin) is a new phytoalexin associated with celery (Apium graveolens) resistance to pathogens during storage, it also has antifungal activity. (+)-Columbianetin has anti-inflammatory effects, it promotes histamine release, and inhibits the histamine release by substance P, suggests that it may be helpful in regulating mast cell-mediated allergic inflammatory responses. (+)-Columbianetin can be effectively used to protect keratinocytes from UVB induced damage.

Antibacterial synergist 2, functioning as a biofilm inhibitor, demonstrates inhibitory effects against pathogens such as S. enterica, S. aureus, P. aeruginosa, and C. albicans. This compound is applicable in research concerning biofilm-forming pathogens.

Phosphorylcholine is widely present in the biological world, which is a phospholipid present in the eukaryotic biofilm, and also in the symbiotic bacteria or pathogens associated with eukaryotes. Phosphorylcholine has immunomodulatory properties and can be used to study atherosclerosis.

Pristinamycin, synthesized by Streptomyces pristinaespiralis, is an orally administered antibiotic resembling streptogramin, comprising two distinct components: Pristinamycin I (PI) and Pristinamycin II (PII). This compound exhibits a high efficacy against various antibiotic-resistant pathogens, especially Gram-positive bacteria such as Methicillin-resistant Staphylococcus aureus (MRSA), Vancomycin-resistant S. aureus (VRSA), and Enterococcus faecium (VREF) [1].

Asperglaucin A, an atypical phthalide-like derivative, exhibits potent antibacterial activities, demonstrating effectiveness against the plant pathogens Pseudomonas syringae pv actinidae (Psa) and Bacillus cereus, with a minimum inhibitory concentration (MIC) of 6.25 μM [1].

Asperglaucin B, an alkylated salicylaldehyde derivative isolated from the fungus Aspergillus chevalieri SQ-8, exhibits significant antibacterial properties. This compound demonstrates potent activity against the plant pathogens Pseudomonas syringae pv actinidae (Psa) and Bacillus cereus, achieving a minimum inhibitory concentration (MIC) value of 6.25 μM [1].

Malacidin A is the calcium-dependent antibiotic (CDAs) . Malacidin A is highly active against many antibiotic-resistant pathogens, particularly Gram-positive bacteria [1] [2] .

Oleanolic aldehyde, an antimicrobial agent, effectively hinders the growth of oral pathogens Streptococcus mutans and Porphyromonas gingivalis, implicated in dental caries and periodontal disease. The compound exhibits minimum inhibitory concentrations (MICs) of 488 µg mL and 250 µg mL against these bacteria respectively [1].

(+)-Epieudesmin is an antineoplastic agent with limited inhibitory effects on cancer cell lines and the ability to hinder the growth of Gram-negative pathogens [1].