Добавил:
kiopkiopkiop18@yandex.ru t.me/Prokururor I Вовсе не секретарь, но почту проверяю Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:

Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5430_Библиотеки_им_академика_М_И_Перельмана

.pdf
Скачиваний:
0
Добавлен:
10.10.2026
Размер:
10 Мб
Скачать
☆
294
Metals in Medicine, Volume 2
electrochemical deposition, coprecipitation, phytochemical, sonochemical,

  
        

         
instrumentation, high heat generation, high energy consumption, time


 
      
  



15
9.4 BIOLOGICAL METHODS FOR SYNTHESIS
    
        
   

16

adsorb contaminants in comparison to other traditional approaches have
been extensively studied.
17

   
      
18
On the
       

  
19
Biomaterials such as
-
     
       
-


many prokaryotic and eukaryotic organisms producing NM through extra-
cellular or intracellular processes.
16


https://t.me/med1917
Principal Applications of Gold Nanoparticles in the Biomedical Field
295

using bacteria because bacteria are prevalent in the environment, can adapt
to harsh conditions, reproduce and develop quickly, are inexpensive to
cultivate, and are simple to handle, so they can be used as green precursors

incubation time, and oxygenation, can be easily controlled. Bacteria are
        


nanoparticles as an alternative to chemical and physical methods have
increased enormously as an emerging research area in green nanotech-
nology.
16
-

18
A
-
isms such as yeasts and molds.
16


-


18


FIGURE 9.1 
https://t.me/med1917
296
Metals in Medicine, Volume 2

16
         
       


greater than a micrometer. Microalgae have attracted much attention due
  


16


          
agents.
17

      

        
      
20
Plant-mediated
-
  


20

21


     
        


21


21

     
           
diseases such as age-related macular degeneration, aging, cardiovascular
-
      
21
       

22
In this report the AuNPs



https://t.me/med1917
Principal Applications of Gold Nanoparticles in the Biomedical Field
297
TABLE 9.1 
Source Nanoparticle
synthesized with size
Applications Reference
Plants
Mentha piperata
Gold (90 nm) Antibacterial activity 23
Leplaea
mayombensis
Gold (62 nm) Antibacterial activity 24
 Gold (31.5 nm) Electrochemical current
enhancer
25
Magnifera indica
Gold (10–60) Antioxidant,
chemotherapeutic
26
Garcinia
mangostana
Gold (5.25 nm) 27
Gymnocladus
assamicus
Gold (4–22 nm) Catalytic activity 28
Champia parvula
Gold (20 nm) Antioxidant activity and
anticancer activity
29
Tecomaria capensis
Gold (10–35 nm) Photocatalytic, anti-
cancer, and antioxidant
activities
30
Garcinia indica
Gold (20–30 nm) 
antioxidant activity and
photocatalytic activity
31
Bacteria
Rhodopseudomonas
capsulate
Gold (10–20 nm) 32
Bacillus
licheniformis
Gold (10–100 nm) 33
Sargassum wightii
Gold (8–10 nm) 34
Fungus
Fusarium
oxysporum
Gold (20–40 nm) 35
Yarrowia lipolytica
Gold (9–27 nm) 36
Candida albicans
Gold (20–40 nm) Cytotoxic potential,
Fluorescence
spectroscopy
37
Cylindrocladium
floridanum
Gold (19.5 nm) Homogeneous catalytic

4-nitrophenol
38
https://t.me/med1917
298
Metals in Medicine, Volume 2
9.5 BIOMEDICAL APPLICATION OF GOLD NANOPARTICLE
-
-

FIGURE 9.2 AuNPs and their various biomedical applications.

          

39


most common: stomach cancer, lung cancer , breast cancer , colorectal cancer,

40
Due to their

   
41,42
Common cancer treatment methods include
chemotherapy, surgery, radiation, immunotherapy, and hormone therapy,

43
Recently, nanotechnology-based therapeutic and diagnostic approaches
 
44
Major advancements
       -
     
https://t.me/med1917
Principal Applications of Gold Nanoparticles in the Biomedical Field
299
engineering, and medicine.
45



46



    


47



48



that has been elevated, cancer cells have an aberrant membrane structure.


49

       
or cancer patients. In another study,
50,51
   
(Genipa americana L.  

their inhibitory activity against human glioma cell line LN-229 and human
  
 

cells.
52
Another bacteria that is Streptomyces griseus 


53
 
Cladosporium 

54
As plants

55
author

activity against human breast cancer (MCF-7) and liver cell-lines (HePG-2)


56



57

-
cally shaped AuNPs.
58
 

https://t.me/med1917
300
Metals in Medicine, Volume 2
TABLE 9.2 
Biomaterial Size Shape Cell line References
Enterococcus sp.
(marine bacteria)
6–13 nm Spherical HepG2 and A549 58
Endophytic
Cladosporium sp.

5–10 nm Hexagonal MCF-7 53
Marine bacterium
Vibrio alginolyticus
(microorganisms)
50–100 nm Monodispersed 
carcinoma cell line
(HCA-7)
59
Backhousia citriodora
(B. citriodora)
8.40 nm spherical MCF-7 breast cancer
cell line and the HepG2
liver cancer cell line
60
Musa paradisiaca
(banana)
30 nm Spherical  61
Acalypha indica 
20–30 nm Spherical 
MDA-MB-231
62
Cajanus cajan (Seed
coat)
9–41 nm Spherical  63
Couroupita guianensis

7–48 nm Polydispersed,
spherical,
triangular
 64
Hibiscus sabdariffa

10–60 nm Spherical  65


     
medication delivery systems.
66,67



-
ments. Moreover, by employing H-bonding, covalent bonds, and electrostatic
       
drugs and active biomolecules. Additionally, it is simple to load various

68,69

drug delivery are to direct the manage drug release to avoid the overdosing


68

https://t.me/med1917
Principal Applications of Gold Nanoparticles in the Biomedical Field
301
  
combination, in addition to improving biocompatibility and reducing adverse

-

 
           


70
  
71,72
By using
internal or external signals, AuNPs can deliver drugs to their targets and
control their release.
71
When using AuNPs to deliver therapeutic compounds

targeting, NPs or medications build up at a particular spot due to pharma-

      

73
According to the study, combining



-


provide several advantages. Comparing nanodelivery technologies to more
conventional drug administration techniques reveals certain advantages. For
    

        
make excellent drug delivery vehicles. Numerous experiments have been


74


75,76
Additionally,
         
   -


77


        
https://t.me/med1917
302
Metals in Medicine, Volume 2

78
           

5 and 50 nm.
79
Additionally, doxorubicin (DOX), an anticancer medication,
        

          
80



Noble metal nanostructures are becoming increasingly popular due to their
     
in intense light scattering and absorption. Noble MNPs optical and photo-


resonance (LSPR).
81

      -

  
82
    
close responses, noninvasiveness, and high precision, biological imaging
       
     
imaging produces high-resolution images. Nanotechnology advancements
      
these techniques.
83

    

contrast agents and imaging techniques, magnetic resonance imaging (MRI)
   
84
Furthermore, due to the

-
tion, and treatment selection.
85
      

purpose due to its high loading capacity and multiple applicability." Kindly
correct it.
86
Nanoparticles react in vivo diversely than other imaging agents
and therapies because they are larger than proteins but tinier than cells.
84
https://t.me/med1917
Principal Applications of Gold Nanoparticles in the Biomedical Field
303

imaging applications.
87
        -



83

AuNPs.
86


88
    
89

        

90
AuNPs have long been thought to be excellent photoacoustic contrast
        
-
tion and increasing imaging intensity.
91



milliliter could be observed.
92



   
93,94
      
      

95
  
       
96
  


97
  
AuNPs have a high imaging capability.
98
   
      


99
-

100–103
Due to the

          
vitro and in vivo imaging.
104,105
   

microscopic imaging, magnetic resonance imaging, and X-ray computed
      

https://t.me/med1917