. Indexmundi, Palm Oil Production by Country in 1000 MT, 2017.

S. E. Hosseini and M. A. Wahid, Utilization of palm solid residue as a source of renewable and sustainable energy in Malaysia, Renewable and Sustainable Energy Reviews, vol.40, pp.621-632, 2014.

J. D. Medina, A. Woiciechowski, A. Filho, M. D. Noseda, B. S. Kaur et al., Lignin preparation from oil palm empty fruit bunches by sequential acid/alkaline treatment -A biorefinery approach, Bioresour. Technol, vol.194, pp.172-178, 2015.

A. Tejado, C. Peña, J. Labidi, J. M. Echeverria, and I. Mondragon, Physico-chemical characterization of lignins from different sources for use in phenol?formaldehyde resin synthesis, Bioresource Technology, vol.98, issue.8, pp.1655-1663, 2007.

A. Tejado, C. Peña, J. Labidi, J. M. Echeverria, and I. Mondragon, Physico-chemical characterization of lignins from different sources for use in phenol?formaldehyde resin synthesis, Bioresource Technology, vol.98, issue.8, pp.1655-1663, 2007.

I. M. Chung, I. Park, K. Seung-hyun, M. Thiruvengadam, and G. Rajakumar, Plant-Mediated Synthesis of Silver Nanoparticles: Their Characteristic Properties and Therapeutic Applications, Nanoscale Research Letters, vol.11, issue.1, pp.1-14, 2016.

I. Chung, I. Park, K. Seung-hyun, M. Thiruvengadam, and G. Rajakumar, Plant-Mediated Synthesis of Silver Nanoparticles: Their Characteristic Properties and Therapeutic Applications, Nanoscale Research Letters, vol.11, issue.1, 2016.

K. Kurihara, C. Rockstuhl, T. Nakano, T. Arai, and J. Tominaga, The size control of silver nano-particles in SiO2matrix film, Nanotechnology, vol.16, issue.9, pp.1565-1568, 2005.

,

T. N. Jebakumar-immanuel-edison and M. G. Sethuraman, Electrocatalytic Reduction of Benzyl Chloride by Green Synthesized Silver Nanoparticles Using Pod Extract of Acacia nilotica, ACS Sustainable Chemistry & Engineering, vol.1, issue.10, pp.1326-1332, 2013.

T. N. Jebakumar-immanuel-edison and M. G. Sethuraman, Electrocatalytic Reduction of Benzyl Chloride by Green Synthesized Silver Nanoparticles Using Pod Extract of Acacia nilotica, ACS Sustainable Chemistry & Engineering, vol.1, issue.10, pp.1326-1332, 2013.

G. A. Kahrilas, L. M. Wally, S. J. Fredrick, M. Hiskey, A. L. Prieto et al., Microwave-Assisted Green Synthesis of Silver Nanoparticles Using Orange Peel Extract, ACS Sustainable Chemistry & Engineering, vol.2, issue.3, pp.367-376, 2013.

G. A. Kahrilas, L. M. Wally, S. J. Fredrick, M. Hiskey, A. L. Prieto et al., Microwave-Assisted Green Synthesis of Silver Nanoparticles Using Orange Peel Extract, ACS Sustainable Chemistry & Engineering, vol.2, issue.3, pp.367-376, 2013.

N. H. Rao, L. N., S. V. Pammi, P. Kollu, G. S. et al., Green synthesis of silver nanoparticles using methanolic root extracts of Diospyros paniculata and their antimicrobial activities, Materials Science and Engineering: C, vol.62, pp.553-557, 2016.

N. H. Rao, L. N., S. V. Pammi, P. Kollu, G. S. et al., Green synthesis of silver nanoparticles using methanolic root extracts of Diospyros paniculata and their antimicrobial activities, Materials Science and Engineering: C, vol.62, pp.553-557, 2016.

A. Nanda and M. Saravanan, Biosynthesis of silver nanoparticles from Staphylococcus aureus and its antimicrobial activity against MRSA and MRSE, Nanomedicine: Nanotechnology, Biology and Medicine, vol.5, issue.4, pp.452-456, 2009.

A. Nanda and M. Saravanan, Biosynthesis of silver nanoparticles from Staphylococcus aureus and its antimicrobial activity against MRSA and MRSE, Nanomedicine: Nanotechnology, Biology and Medicine, vol.5, issue.4, pp.452-456, 2009.

S. M. Navarro-gallón, E. Alpaslan, M. Wang, P. Larese-casanova, M. E. Londoño et al., Characterization and study of the antibacterial mechanisms of silver nanoparticles prepared with microalgal exopolysaccharides, Materials Science and Engineering: C, vol.99, pp.685-695, 2019.

J. J. Atehortúa, T. J. Pavón, and . Webster, Characterization and study of the antibacterial mechanisms of silver nanoparticles prepared with microalgal exopolysaccharides, Mater. Sci. Eng. C, vol.99, pp.685-695, 2019.

R. Sanghi and P. Verma, Biomimetic synthesis and characterisation of protein capped silver nanoparticles, Bioresource Technology, vol.100, issue.1, pp.501-504, 2009.

R. Sanghi and P. Verma, Biomimetic synthesis and characterisation of protein capped silver nanoparticles, Bioresource Technology, vol.100, issue.1, pp.501-504, 2009.

V. Vilas, D. Philip, and J. Mathew, Essential oil mediated synthesis of silver nanocrystals for environmental, anti-microbial and antioxidant applications, Materials Science and Engineering: C, vol.61, pp.429-436, 2016.

. Sci and . Eng, C, vol.61, pp.429-436, 2016.

D. Guo, D. Dou, L. Ge, Z. Huang, L. Wang et al., A caffeic acid mediated facile synthesis of silver nanoparticles with powerful anti-cancer activity, Colloids and Surfaces B: Biointerfaces, vol.134, pp.229-234, 2015.

D. Guo, D. Dou, L. Ge, Z. Huang, L. Wang et al., A caffeic acid mediated facile synthesis of silver nanoparticles with powerful anti-cancer activity, Colloids and Surfaces B: Biointerfaces, vol.134, pp.229-234, 2015.

J. L. Castro-mayorga, A. Martínez-abad, M. J. Fabra, C. Olivera, M. Reis et al., Stabilization of antimicrobial silver nanoparticles by a polyhydroxyalkanoate obtained from mixed bacterial culture, International Journal of Biological Macromolecules, vol.71, pp.103-110, 2014.

V. Dhand, L. Soumya, S. Bharadwaj, S. Chakra, D. Bhatt et al., Green synthesis of silver nanoparticles using Coffea arabica seed extract and its antibacterial activity, Materials Science and Engineering: C, vol.58, pp.36-43, 2016.

V. Dhand, L. Soumya, S. Bharadwaj, S. Chakra, D. Bhatt et al., Green synthesis of silver nanoparticles using Coffea arabica seed extract and its antibacterial activity, Materials Science and Engineering: C, vol.58, pp.36-43, 2016.

D. J. Medina, A. Woiciechowski, A. Filho, L. Bissoqui, M. D. Noseda et al., Biological activities and thermal behavior of lignin from oil palm empty fruit bunches as potential source of chemicals of added value, Ind. Crop. Prod, vol.94, pp.630-637, 2016.

S. Hu and Y. L. Hsieh, Silver nanoparticle synthesis using lignin as reducing and capping agents: A kinetic and mechanistic study, International Journal of Biological Macromolecules, vol.82, pp.856-862, 2016.

K. R. Aadil, A. Barapatre, A. S. Meena, and H. Jha, Hydrogen peroxide sensing and cytotoxicity activity of Acacia lignin stabilized silver nanoparticles, International Journal of Biological Macromolecules, vol.82, pp.39-47, 2016.

K. R. Aadil, A. Barapatre, A. S. Meena, and H. Jha, Hydrogen peroxide sensing and cytotoxicity activity of Acacia lignin stabilized silver nanoparticles, International Journal of Biological Macromolecules, vol.82, pp.39-47, 2016.

K. J. Anthony, M. Murugan, M. Jeyaraj, N. K. Rathinam, and G. Sangiliyandi, Synthesis of silver nanoparticles using pine mushroom extract: A potential antimicrobial agent against E. coli and B. subtilis, Journal of Industrial and Engineering Chemistry, vol.20, issue.4, pp.2325-2331, 2014.

K. J. Anthony, M. Murugan, M. Jeyaraj, N. K. Rathinam, and G. Sangiliyandi, Synthesis of silver nanoparticles using pine mushroom extract: A potential antimicrobial agent against E. coli and B. subtilis, Journal of Industrial and Engineering Chemistry, vol.20, issue.4, pp.2325-2331, 2014.

A. Saravanakumar, M. Ganesh, J. Jayaprakash, and H. T. Jang, Biosynthesis of silver nanoparticles using Cassia tora leaf extract and its antioxidant and antibacterial activities, Journal of Industrial and Engineering Chemistry, vol.28, pp.277-281, 2015.

A. Saravanakumar, M. Ganesh, J. Jayaprakash, and H. T. Jang, Biosynthesis of silver nanoparticles using Cassia tora leaf extract and its antioxidant and antibacterial activities, Journal of Industrial and Engineering Chemistry, vol.28, pp.277-281, 2015.

A. Lateef, M. A. Azeez, T. B. Asafa, T. A. Yekeen, A. Akinboro et al., Biogenic synthesis of silver nanoparticles using a pod extract of Cola nitida: Antibacterial and antioxidant activities and application as a paint additive, Journal of Taibah University for Science, vol.10, issue.4, pp.551-562, 2016.

M. D. Balakumaran, R. Ramachandran, P. Balashanmugam, D. J. Mukeshkumar, and P. T. Kalaichelvan, Mycosynthesis of silver and gold nanoparticles: Optimization, characterization and antimicrobial activity against human pathogens, Microbiological Research, vol.182, pp.8-20, 2016.

. Kalaichelvan, Mycosynthesis of silver and gold nanoparticles: Optimization, characterization and antimicrobial activity against human pathogens, Microbiol. Res, vol.182, 2016.

S. K. Singh and P. L. Dhepe, Isolation of lignin by organosolv process from different varieties of rice husk: Understanding their physical and chemical properties, Bioresource Technology, vol.221, pp.310-317, 2016.

S. K. Singh and P. L. Dhepe, Isolation of lignin by organosolv process from different varieties of rice husk: Understanding their physical and chemical properties, Bioresource Technology, vol.221, pp.310-317, 2016.

M. F. Li, S. N. Sun, F. Xu, and R. N. Sun, Formic acid based organosolv pulping of bamboo (Phyllostachys acuta): Comparative characterization of the dissolved lignins with milled wood lignin, Chemical Engineering Journal, vol.179, pp.80-89, 2012.

M. Li, S. Sun, F. Xu, and R. Sun, Formic acid based organosolv pulping of bamboo (Phyllostachys acuta): Comparative characterization of the dissolved lignins with milled wood lignin, Chemical Engineering Journal, vol.179, pp.80-89, 2012.

Q. Schmetz, G. Maniet, N. Jacquet, H. Teramura, C. Ogino et al., Comprehension of an organosolv process for lignin extraction on Festuca arundinacea and monitoring of the cellulose degradation, Industrial Crops and Products, vol.94, pp.308-317, 2016.

C. Fernández-costas, S. Gouveia, M. A. Sanromán, and D. Moldes, Structural characterization of Kraft lignins from different spent cooking liquors by 1D and 2D Nuclear Magnetic Resonance spectroscopy, Biomass and Bioenergy, vol.63, pp.156-166, 2014.

S. Mohan, O. S. Oluwafemi, S. C. George, V. P. Jayachandran, F. B. Lewu et al., Completely green synthesis of dextrose reduced silver nanoparticles, its antimicrobial and sensing properties, Carbohydrate Polymers, vol.106, pp.469-474, 2014.

N. Songca, S. Kalarikkal, and . Thomas, Completely green synthesis of dextrose reduced silver nanoparticles, its antimicrobial and sensing properties, Carbohydr. Polym, vol.106, pp.469-474, 2014.

Y. S. Chan and M. Mat-don, Biosynthesis and structural characterization of Ag nanoparticles from white rot fungi, Materials Science and Engineering: C, vol.33, issue.1, pp.282-288, 2013.

S. L. Smitha, K. M. Nissamudeen, D. Philip, and K. G. Gopchandran, Studies on surface plasmon resonance and photoluminescence of silver nanoparticles, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol.71, issue.1, pp.186-190, 2008.

S. L. Smitha, K. M. Nissamudeen, D. Philip, and K. G. Gopchandran, Studies on surface plasmon resonance and photoluminescence of silver nanoparticles, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol.71, issue.1, pp.186-190, 2008.

R. E. Hage, N. Brosse, L. Chrusciel, C. Sanchez, P. Sannigrahi et al., Characterization of milled wood lignin and ethanol organosolv lignin from miscanthus, Polym. Degrad. Stab, vol.94, pp.1632-1638, 2009.

R. El-hage, N. Brosse, L. Chrusciel, C. Sanchez, P. Sannigrahi et al., Characterization of milled wood lignin and ethanol organosolv lignin from miscanthus, Polymer Degradation and Stability, vol.94, issue.10, pp.1632-1638, 2009.

R. J. Gosselink, A. Abächerli, H. Semke, R. Malherbe, P. Käuper et al., Analytical protocols for characterisation of sulphur-free lignin, Industrial Crops and Products, vol.19, issue.3, pp.271-281, 2004.

I. Carrillo, R. T. Mendonça, M. Ago, and O. J. Rojas, Comparative study of cellulosic components isolated from different Eucalyptus species, Cellulose, vol.25, issue.2, pp.1011-1029, 2018.

A. Toledano, L. Serrano, A. Garcia, I. Mondragon, and J. Labidi, Comparative study of lignin fractionation by ultrafiltration and selective precipitation, Chemical Engineering Journal, vol.157, issue.1, pp.93-99, 2010.

R. G. Saratale, G. D. Saratale, G. Ghodake, S. K. Cho, A. Kadam et al., Wheat straw extracted lignin in silver nanoparticles synthesis: Expanding its prophecy towards antineoplastic potency and hydrogen peroxide sensing ability, International Journal of Biological Macromolecules, vol.128, pp.391-400, 2019.

R. G. Saratale, G. D. Saratale, G. Ghodake, S. Cho, A. Kadam et al., Wheat straw extracted lignin in silver nanoparticles synthesis: Expanding its prophecy towards antineoplastic potency and hydrogen peroxide sensing ability, International Journal of Biological Macromolecules, vol.128, pp.391-400, 2019.

S. Hu and Y. L. Hsieh, Silver nanoparticle synthesis using lignin as reducing and capping agents: A kinetic and mechanistic study, International Journal of Biological Macromolecules, vol.82, pp.856-862, 2016.

Y. Xue, X. Qiu, Z. Liu, and Y. Li, Facile and Efficient Synthesis of Silver Nanoparticles Based on Biorefinery Wood Lignin and Its Application as the Optical Sensor, ACS Sustainable Chemistry & Engineering, vol.6, issue.6, pp.7695-7703, 2018.

Y. Xue, X. Qiu, Z. Liu, and Y. Li, Facile and Efficient Synthesis of Silver Nanoparticles Based on Biorefinery Wood Lignin and Its Application as the Optical Sensor, ACS Sustainable Chemistry & Engineering, vol.6, issue.6, pp.7695-7703, 2018.

M. S. Hasnain, M. N. Javed, M. S. Alam, P. Rishishwar, S. Rishishwar et al., Purple heart plant leaves extract-mediated silver nanoparticle synthesis: Optimization by Box-Behnken design, Materials Science and Engineering: C, vol.99, pp.1105-1114, 2019.

Q. Sun, X. Cai, J. Li, M. Zheng, Z. Chen et al., Green synthesis of silver nanoparticles using tea leaf extract and evaluation of their stability and antibacterial activity, Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol.444, pp.226-231, 2014.

Q. Sun, X. Cai, J. Li, M. Zheng, Z. Chen et al., Green synthesis of silver nanoparticles using tea leaf extract and evaluation of their stability and antibacterial activity, Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol.444, pp.226-231, 2014.

T. C. Prathna, N. Chandrasekaran, A. M. Raichur, and A. Mukherjee, Biomimetic synthesis of silver nanoparticles by Citrus limon (lemon) aqueous extract and theoretical prediction of particle size, Colloids and Surfaces B: Biointerfaces, vol.82, issue.1, pp.152-159, 2011.

B. Ajitha, Y. Ashok-kumar-reddy, and P. Sreedhara-reddy, Green synthesis and characterization of silver nanoparticles using Lantana camara leaf extract, Materials Science and Engineering: C, vol.49, pp.373-381, 2015.

. Sci and . Eng, C, vol.49, pp.373-381, 2015.

C. Greulich, S. Kittler, M. Epple, G. Muhr, and M. Köller, Studies on the biocompatibility and the interaction of silver nanoparticles with human mesenchymal stem cells (hMSCs), Langenbeck's Archives of Surgery, vol.394, issue.3, pp.495-502, 2009.

C. Greulich, S. Kittler, M. Epple, G. Muhr, and M. Köller, Studies on the biocompatibility and the interaction of silver nanoparticles with human mesenchymal stem cells (hMSCs), Langenbeck's Archives of Surgery, vol.394, issue.3, pp.495-502, 2009.

K. K. Comfort, E. I. Maurer, and S. M. Hussain, Slow release of ions from internalized silver nanoparticles modifies the epidermal growth factor signaling response, Colloids and Surfaces B: Biointerfaces, vol.123, pp.136-142, 2014.

K. K. Comfort, E. I. Maurer, and S. M. Hussain, Slow release of ions from internalized silver nanoparticles modifies the epidermal growth factor signaling response, Colloids and Surfaces B: Biointerfaces, vol.123, pp.136-142, 2014.

A. P. Richter, J. S. Brown, B. Bharti, A. Wang, S. Gangwal et al., An environmentally benign antimicrobial nanoparticle based on a silver-infused lignin core, Nature Nanotechnology, vol.10, issue.9, pp.817-823, 2015.

A. Ravindran, P. Chandran, and S. S. Khan, Biofunctionalized silver nanoparticles: Advances and prospects, Colloids and Surfaces B: Biointerfaces, vol.105, pp.342-352, 2013.

A. Ravindran, P. Chandran, and S. S. Khan, Biofunctionalized silver nanoparticles: Advances and prospects, Colloids and Surfaces B: Biointerfaces, vol.105, pp.342-352, 2013.

S. Zhang, L. Liu, V. Pareek, T. Becker, J. Liang et al., Effects of broth composition and light condition on antimicrobial susceptibility testing of ionic silver, Journal of Microbiological Methods, vol.105, pp.42-46, 2014.

S. Zhang, L. Liu, V. Pareek, T. Becker, J. Liang et al., Effects of broth composition and light condition on antimicrobial susceptibility testing of ionic silver, Journal of Microbiological Methods, vol.105, pp.42-46, 2014.

M. Jeyaraj, S. Varadan, K. J. Anthony, M. Murugan, A. Raja et al., Antimicrobial and anticoagulation activity of silver nanoparticles synthesized from the culture supernatant of Pseudomonas aeruginosa, Journal of Industrial and Engineering Chemistry, vol.19, issue.4, pp.1299-1303, 2013.

A. Roy, O. Bulut, S. Some, A. K. Mandal, and M. D. Yilmaz, Green synthesis of silver nanoparticles: biomolecule-nanoparticle organizations targeting antimicrobial activity, RSC Advances, vol.9, issue.5, pp.2673-2702, 2019.

I. A. Wani, S. Khatoon, A. Ganguly, J. Ahmed, and T. Ahmad, Corrigendum to ?Structural characterization and antimicrobial properties of silver nanoparticles prepared by inverse microemulsion method? [Colloids Surf. B: Biointerfaces 101 (2012) 243?250], Colloids and Surfaces B: Biointerfaces, vol.103, p.667, 2013.

I. A. Wani, S. Khatoon, A. Ganguly, J. Ahmed, and T. Ahmad, Structural characterization and antimicrobial properties of silver nanoparticles prepared by inverse microemulsion method, Colloids and Surfaces B: Biointerfaces, vol.101, pp.243-250, 2013.

A. E. Nel, L. Mädler, D. Velegol, T. Xia, E. M. Hoek et al., Understanding biophysicochemical interactions at the nano?bio interface, Nature Materials, vol.8, issue.7, pp.543-557, 2009.

A. E. Nel, L. Mädler, D. Velegol, T. Xia, E. M. Hoek et al., Understanding biophysicochemical interactions at the nano?bio interface, Nature Materials, vol.8, issue.7, pp.543-557, 2009.

A. A. Yaqoob, H. Ahmad, T. Parveen, A. Ahmad, M. Oves et al., Recent Advances in Metal Decorated Nanomaterials and Their Various Biological Applications: A Review, Frontiers in Chemistry, vol.8, pp.1-23, 2020.

A. Singh and K. Kaur, Biological and Physical Applications of Silver Nanoparticles with Emerging Trends of Green Synthesis, Engineered Nanomaterials - Health and Safety, 2020.

J. Jeevanandam, A. Barhoum, Y. S. Chan, A. Dufresne, and M. K. Danquah, Review on nanoparticles and nanostructured materials: history, sources, toxicity and regulations, Beilstein Journal of Nanotechnology, vol.9, pp.1050-1074, 2018.

S. Ahmed, M. Ahmad, B. L. Swami, and S. Ikram, A review on plants extract mediated synthesis of silver nanoparticles for antimicrobial applications: A green expertise, Journal of Advanced Research, vol.7, issue.1, pp.17-28, 2016.