Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment

Nowadays, cancer is one of the deadliest diseases in the world, which has been estimated to cause 9.9 million deaths in 2020. Conventional treatments for cancer commonly involve mono-chemotherapy or a combination of radiotherapy and mono-chemotherapy. However, the negative side effects of these appr...

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Main Authors: Paula Garcia-Oliveira, Paz Otero, Antia Gonzalez Pereira, Franklin Chamorro, Maria Carpena, Javier Echave, Maria Fraga-Corral, Jesus Simal-Gandara, Miguel Angel Prieto
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Pharmaceuticals
Subjects:
Online Access:https://www.mdpi.com/1424-8247/14/2/157
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author Paula Garcia-Oliveira
Paz Otero
Antia Gonzalez Pereira
Franklin Chamorro
Maria Carpena
Javier Echave
Maria Fraga-Corral
Jesus Simal-Gandara
Miguel Angel Prieto
author_facet Paula Garcia-Oliveira
Paz Otero
Antia Gonzalez Pereira
Franklin Chamorro
Maria Carpena
Javier Echave
Maria Fraga-Corral
Jesus Simal-Gandara
Miguel Angel Prieto
author_sort Paula Garcia-Oliveira
collection DOAJ
description Nowadays, cancer is one of the deadliest diseases in the world, which has been estimated to cause 9.9 million deaths in 2020. Conventional treatments for cancer commonly involve mono-chemotherapy or a combination of radiotherapy and mono-chemotherapy. However, the negative side effects of these approaches have been extensively reported and have prompted the search of new therapeutic drugs. In this context, scientific community started to look for innovative sources of anticancer compounds in natural sources, including traditional plants. Currently, numerous studies have evaluated the anticancer properties of natural compounds derived from plants, both in vitro and in vivo. In pre-clinical stages, some promising compounds could be mentioned, such as the sulforaphane or different phenolic compounds. On the other hand, some phytochemicals obtained positive results in clinical stages and were further approved for cancer treatment, such as vinca alkaloids or the paclitaxel. Nevertheless, these compounds are not exempt of limitations, such as low solubility, restricted effect on their own, negative side-effects, etc. This review aims to compile the information about the current phytochemicals used for cancer treatment and also promising candidates, main action mechanisms and also reported limitations. In this sense, some strategies to face the limitations have been considered, such as nano-based formulations to improve solubility or chemical modification to reduce toxicity. In conclusion, although more research is still necessary to develop more efficient and safe phytochemical drugs, more of these compounds might be used in future cancer therapies.
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spelling doaj.art-d764c83c7527416f9b67d2a02aa0634f2023-12-11T17:06:42ZengMDPI AGPharmaceuticals1424-82472021-02-0114215710.3390/ph14020157Status and Challenges of Plant-Anticancer Compounds in Cancer TreatmentPaula Garcia-Oliveira0Paz Otero1Antia Gonzalez Pereira2Franklin Chamorro3Maria Carpena4Javier Echave5Maria Fraga-Corral6Jesus Simal-Gandara7Miguel Angel Prieto8Nutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNutrition and Bromatology Group, Analytical and Food Chemistry Department, Faculty of Food Science and Technology, University of Vigo, Ourense Campus, E-32004 Ourense, SpainNowadays, cancer is one of the deadliest diseases in the world, which has been estimated to cause 9.9 million deaths in 2020. Conventional treatments for cancer commonly involve mono-chemotherapy or a combination of radiotherapy and mono-chemotherapy. However, the negative side effects of these approaches have been extensively reported and have prompted the search of new therapeutic drugs. In this context, scientific community started to look for innovative sources of anticancer compounds in natural sources, including traditional plants. Currently, numerous studies have evaluated the anticancer properties of natural compounds derived from plants, both in vitro and in vivo. In pre-clinical stages, some promising compounds could be mentioned, such as the sulforaphane or different phenolic compounds. On the other hand, some phytochemicals obtained positive results in clinical stages and were further approved for cancer treatment, such as vinca alkaloids or the paclitaxel. Nevertheless, these compounds are not exempt of limitations, such as low solubility, restricted effect on their own, negative side-effects, etc. This review aims to compile the information about the current phytochemicals used for cancer treatment and also promising candidates, main action mechanisms and also reported limitations. In this sense, some strategies to face the limitations have been considered, such as nano-based formulations to improve solubility or chemical modification to reduce toxicity. In conclusion, although more research is still necessary to develop more efficient and safe phytochemical drugs, more of these compounds might be used in future cancer therapies.https://www.mdpi.com/1424-8247/14/2/157natural compoundstraditional plantsanticancerclinical/pre-clinical studieschallenges
spellingShingle Paula Garcia-Oliveira
Paz Otero
Antia Gonzalez Pereira
Franklin Chamorro
Maria Carpena
Javier Echave
Maria Fraga-Corral
Jesus Simal-Gandara
Miguel Angel Prieto
Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment
Pharmaceuticals
natural compounds
traditional plants
anticancer
clinical/pre-clinical studies
challenges
title Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment
title_full Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment
title_fullStr Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment
title_full_unstemmed Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment
title_short Status and Challenges of Plant-Anticancer Compounds in Cancer Treatment
title_sort status and challenges of plant anticancer compounds in cancer treatment
topic natural compounds
traditional plants
anticancer
clinical/pre-clinical studies
challenges
url https://www.mdpi.com/1424-8247/14/2/157
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