Ivity against human colorectal cancer (HCT116 and SW620), HepG2, MCF-7, and cervical cancer (HeLa) cell lines. [174]. Similarly, Panax ginseng-based AgNPs showed toxicity to B16 murine tumor cells but are comparatively significantly less damaging to human dermal fibroblasts. Berberine is another organic product derived from Chinese herbs that inhibits tumor progression and is 3-Chloro-5-hydroxybenzoic acid Biological Activity expected to be safe, effective and reasonably priced for cancer patients. Numerous bioactive components extracted from Chinese herbs, which includes curcumin, berberine, ginsenosides, silibinin, oridonin, shikonin, and cepharanthine happen to be reported to possess anticancer activity [175]. Having said that, their efficiency and cellular effects are strongly dependent on the herbal bioactive elements present inside the extract. These compounds had been identified with emerging anticancer properties, and common compounds studied for cancer therapy are presented in Figure 5. To supply new insights, the theranostic properties of AgNPs as a drug carrier for the remedy of cancer cells have already been reviewed [176]. This operate proved that AgNPs can possess a synergistic impact with anticancer drugs, such as methotrexate, doxorubicin, alendronate, epirubicin, paclitaxel, imatinib, gemcitabine, and other individuals. The use of a reduced dose of a chemotherapeutic agent having a non-cytotoxic concentration of AgNPs has enhanced efficiency and lowered unwanted effects. To date, silver has not been extensively applied in drug delivery nanosystems because you will discover some toxicity and stability concerns.Nanomaterials 2021, 11,17 ofFigure 5. Important anticancer bioactive compounds isolated from Chinese herbs are presented.The in vitro anticancer activity with the Chinese herb Cornus officinalis (Shanzhuyu) was evaluated, along with the cytotoxic impact of Shanzhuyu-prepared AgNPs against human gastric carcinoma, prostate cancer, and liver cancer cell lines [92]. A different study reported the use of Cibotium barometz root extract for the synthesis of AgNPs, which acts as reducing and stabilizing agents with antimicrobial prospective and cytotoxicity, in murine macrophages [167]. 4 monographs on Chinese anticancer medicine happen to be published, and they have recorded extra than 400 anticancer agents related with Chinese herbal medicine [46]. Even so, the anticancer targets of those medicinal compounds are unknown, that is the big challenge within the improvement of Chinese herbal biomedicalNanomaterials 2021, 11,18 ofapplications. The aqueous extract of Oxalis corniculata synthesized AgNPs with potential cytotoxic activity against colon cancer HT29 cells [177]. Additionally, these findings indicate that O. corniculata is usually a very efficient reducing agent with possible biomedical applications. 2-Bromo-6-nitrophenol Protocol Licorice (roots of Glycyrrhiza uralensis) showed antitumor activity against several different cancers and has been suggested to be an effective herbal chemo-preventive medicine [178]. A lot of bioactive compounds present in licorice have already been identified, like over 20 triterpenoids and 300 flavonoids (phenolic acid, flavones, and chalcones). Out of them all, only two triterpenoids and chalcones have shown antitumor activity. In yet another intriguing strategy, Pei et al. synthesized AgNPs in mixture with aqueous leaf extract of Coptis chineses and studied their anticancer properties against A-549 cells [121]. They concluded that AgNPs with various concentrations (five to 20 /mL) showed cytotoxic activity. Transwell assay revealed the important inhibition of cell invasion a.