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Nghiên ứu thành phần hóa họ và hoạt tính hống oxy hóa ủa á axit béo và dẫn xuất toopherol ủa một số loài thuộ hi citrus

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Tiêu đề Nghiên ứu thành phần hóa họ và hoạt tính hống oxy hóa ủa á axit béo và dẫn xuất toopherol ủa một số loài thuộ hi citrus
Người hướng dẫn PGS.TS. Nguyễn Văn A
Trường học University of Agriculture
Chuyên ngành Food Science
Thể loại thesis
Năm xuất bản 2023
Thành phố Hanoi
Định dạng
Số trang 90
Dung lượng 3,52 MB

Nội dung

microcarpa Hassk Quýt Sài gòn M1 2 Citrus nobinis var.. chryoscarpa Lamk Quýt Thái Lan M2 3 Citrus japonica Thunb.. Cam Vinh M8 9 Citrus aurantifolia Sw.. 1998 Tocopherol and tocotrie

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

 c chi Citrus

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 2

 7

 8

 9

 10

  - 12

CITRUS 12

aceae 12

 Citrus 13

 19

 20

1.2.2 Các tocopherol v 28

  32

1  36

  - 39

 39

 39

 39

 40

- phân tích lipid, tocopherol và axit béo 40

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 41

 43

Citrus japonica Thunb 43

 44

  - 45

  45

 45

3.1.2  45

3.1.3 K 45

  46

3.2.1 in vitro -diphenyl-1-picryldydrazyl) 46

in vitro   48

3.2.3   Total Oxyradical Scavenging Capacity Assay) 49   51

3.3.1    51

 52

 54

 54

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  - 57

  57

  CITRUS 60

 60

4.2.2   62

  65

  65

ng  69

76 4.4  80

 80

 80

 81

 83

Trang 7

 

PUFA Polyunsaturated fatty acids

POL Peroxy hóa lipid

AND Acid Deoxyribo Nucleic

HPLC High-performance liquid chromatography

ELC Equivalent Chain- lengths

DPPH 2,2-diphenyl-1-picryldydrazyl

ABAP -Azobis(2-methylpropionamidine) dihydrochloride

KMBA -Keto - -(methylthio)butyric acid

TLC Thin layer chromatography

TOSCA Total Oxyradical Scavenging Capacity Assay

SC50 Scavenging capacity 50% 

LD50 Lethal dose 50% 

ED50 Effective dose  50%

Trang 8

 - Các axit béo no 21

  - 23

  - 25

B   - 26

 - Các axit acetylenic 27

 - Danh  39

  - 55

  - o và tocopherol 58

 58

  - 59

 59

  - 60

  - 61

 61

  - 62

  - 64

 64

  - 65

  - 66

  - 66

  -  69

  - 70

 -  73

  - 73

  - (Thunb.) Swingle tr 79

  - 80

Trang 9

  - 12

  - 13

  - Flavonoit 18

  -  -tocopherol 31

Hình 3.1 -    47

  - 63

 63

  - 63

 63

  - 65

 66

 67

Hình 4.6 -  68

Hình 4.7 -  71

Hình 4.8 -  72

Hình 4.9 -  72

Hình 4.10 -  75

Hình 4.11 -  76

Hình 4.12 -  77

Hình 4.13 -  78

Trang 10



Database for New Crop Seeds)  -

Trang 11

 axit béo omega6 , c tocopherol T các k t qu nghiên c u s ác     

b ên, ctr  nh các cây thu c chi   Citrus  Vi Nam 

Trang 19

 

Trang 20

   enoic và alkyn thành alkynoic

[18]

Trang 21

 1.1 - Các axit béo no

   

Hexadecanoic CH3(CH2)14-COOH 16:0 Palmitic

Heptadecanoic CH3(CH2)15-COOH 17:0 Margaric

Octadecanoic CH3(CH2)16-COOH 18:0 Stearic

Nonadecanoic CH3(CH2)17-COOH 19:0

Eicosanoic CH3(CH2)18-COOH 20:0 Arachidic

Docosanoic CH3(CH2)20-COOH 22:0 Behenic

Tetracosanoic CH3(CH2)22-COOH 24:0 Linoceric

Hexacosanoic CH3(CH2)24-COOH 26:0 Cerotic

Octacosanoic CH3(CH2)26-COOH 28:0 Montanic

Triacontanoic CH3(CH2)28-COOH 30:0 Melissic

Dotriacontanoic CH3(CH2)30-COOH 32:0 Lacceroic

Trang 23

  -

cis 9- Octadqecenoic 18:1 9c  Asclepic or cis-vaccenic

trans-11- Octadecenoic 18:1 11t  Gadoleic

cis-13-Docosenoic 22:1 13c  Selacholeic or nervonic

cis-19-Nonacosenoic 26:1 19c 

Axit oleic 

axit oleic cao (72 ±  ±

  ±



80%  -

Trang 24

-nhi ên [59] Axit vaccenic (11c-18:1)

Trang 25

8c,10t,12c- Octadecatrienoic Jacaric Jacaranda minosifolia

8t,10t,12c- Octadecatrienoic Calendic Calendula officinalis

8t,10t,12t- Octadecatrienoic Calendula officinalis

9c,11t,13c- Octadecatrienoic Catalpic Catalpa ovata

9c,11t,13t- Octadecatrienoic -Eleostearic Tung iol

9t,11t,13c- Octadecatrienoic Punicic Punica granatum

Trang 26

  -

  V   

n-3

9,12,15- Octadecatrienoic 18:3(n-3) -Linolenic 6,9,12,15- Octadecatetraenoic 18:4(n-3) Stearidonic 5,8,11,14,17-Eicosapentaenoic 20:5(n-3) EPA

4,7,10,13,16,19-Docosahexaenoic 22:6(n-3) DHA

n-6

6,9,12-Octadecatrienoic 18:3(n-6) -Linolenic 5,8,11,14-Eicosatetraenoic 20:4(n-6) Arachidonic 7,10,13,16-Docosatetraenoic 22:4(n-6) Adrenic

 

-             prostaglandin, thromboxan [32], [34]

Trang 27

Các axit acetylenic  trong

         -C C-      

 thê 

9c-Octadecene-12-ynoic 18:2 9c,12a  Crepenynic

[9]

Trang 30

7,8 - dimetyl tocoltrienol ( -T 3)

8 - methyl tocotrienol ( -T 3)

-  và - tocopherol -      n/c = 2,5-3,50 C, không tan trong

Trang 31

H3C R O

O

OH CH3

- e+ e

Trang 32

                tocopherol acetat (este)

1           





oxy  

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               



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  2.1 

Citrus nobilis var microcarpa Hassk   -12/2010

2 Citrus nobinis var chryoscarpa Lamk   i 2-3/2011

4 Citrus grandis (L.) Osb.var.gradis  -10/2010

5 Citrus grandis var.racemosa  -3/2011

7 Citrus nobilis Lour var Nobinis  -3/2011

9 Citrus aurantifolia Swingle   -3/2011

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                - Hitachi F-1000 Fluorescence Spectrophotometer, 295/330nm, D-

 

-   1.3 ml/p        

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(99+1,v/v         (99+1,v/v).

- 

5509:1997 (International Organisation for Standardisation/ Final draft) [42] 

 

               instrument Model 5890 Series II, CP--Sil 88, 100m /0.25mm/0.25C18:0) [17]

-220oC(1.5ooC/ phút, 260oC/5 phút; Split: 1:50; injector 250oC, detector 250oC, khí mang 36cm/s hydrogen, detector gas:

-2

2             diphenyl-1-picryldydrazyl)

lg RT 18:0 lgRT 16:0

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Haber-Weiss [4] 2O2 (hydrogen perox ) và id superoxid 2-

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  3.1          

.1

3.1.2 

3.1.1 Hoà tan 70mg- 

             -6000 Pump, Fluorescenz spectrophormeter 295/330nm, D-

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502SO4 

-Sil 88, 100m/0.25mm/0.25

[17] 4.2, 

3.2 

CITRUS

3.2.1  in vitro 1-picryldydrazyl)

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

Hình 3.1 - 



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- E (Minimal Essential Medium Eagle), trypsin,

MTT -(4,5-dimethyl-2-thiazolyl)-2,5-diphenyl-2H-(3 tetrazolium- bromide),

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o 

              Mi



3 

a TM STB-1 (30m x 0,32mm x 0,25µm)0C, injector: 1800C, detector FID 180: 0



b : 

 

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