Protective effect of date palm fruit extract (Phoenix dactylifera L.) on dimethoate induced-oxidative stress in rat liver

2011 ◽  
Vol 63 (5) ◽  
pp. 433-441 ◽  
Author(s):  
Emna Behija Saafi ◽  
Mouna Louedi ◽  
Abdelfattah Elfeki ◽  
Abdelfattah Zakhama ◽  
Mohamed Fadhel Najjar ◽  
...  
Author(s):  
Dwisari Dillasamola ◽  
Almahdy A ◽  
Ria Anggraini ◽  
Skunda Diliarosta ◽  
Biomechy Oktomalio P ◽  
...  

Objective: The date palm (Phoenix dactylifera L) is one of the plants empirically used to increase fertility. The aim of this study was to compare the effect of ethanol extract of date palm fruit and propolis on fertility in female mice.Methods: 5 groups were assigned to 1 control and 4 experimental groups. The experimental group treated by oral administration of 100, 200 and 400 mg/kgBW of khalal date fruit extract and 200 mg/kgBW of propolis for 5, 10 and 15 days. Control groups received no extract. After 5, 10 and 15 days the mice were deeply anesthetized with anesthetic ether and sacrificed. Histological changes in ovary and uterine were measured. The data was analyzed by using two way ANOVA and Duncan test.Results: The results of the study of the effect of the dose and duration of the ethanol extract of khalal date fruit on the histology of ovaries and uterine mice showed that there was an increase in the number of primary, secondary, tertiary, degraaf, and corpus luteum follicles but did not affect the follicle of atresia and myometrial and endometrial thickness. in Propolis a dose of 100mg / kgBW increase occurs only in primary, secondary and corpus luteum follicles.Conclusion: Ethanol extract of khalal date fruit and Propolis can increase the number of ovarian follicles. Ethanol extract of khalal date fruit dose can increase the number of ovarian follicles higher than propolis.


Author(s):  
Eman Hekmet Hassan  , Ghalib Nassir Hussein  ,   Nabeel Ibra

    The study was conducted on date palm fruit (Phoenix dactylifera L.) c.v. Ashrassi, wich included tow experiment: first one field study carried out during the growing season 2017 at Mandali date palm station/ Ministery of Agriculture, the second one was A laboratory experiment conducted at Post harvest physiology lab at the Department of Horticulture and Landscape Grading/ College Agriculture University of Diyala,9 trees were selected at 10 years old homogeneous in size and growth planted at 5x5 m, The experiment was designed as factorial experiment using Complete Block Designed (RCBD), with two factor: tryptophan spraying at 0, 100, 200 ml. L- 1 concentration five times one spray each month, at Hababok stage, the second factor: some artificial ripening method to promote fruit Ripening, included (heat treatment at 20ºC for 10 minutes, freezing the fruit at- 18 ºC for 42 hours, and soaking the fruit in ethephon solution at 1000, 1500 ml. L- 1. The results can summarized as follow, The interaction between tryptophan spray with 200 ml. L- 1 and freezing the fruit gave the highest values for fruit weight, length and total sugar percent, also the interaction between tryptophan spray with 200 ml. L- 1 and soaking the fruit in ethephon solution at 1500ml.L- 1 resulted significant increase in reducing sugar percent.    


2015 ◽  
Vol 58 (2) ◽  
pp. 59-64
Author(s):  
Fazal Rahman ◽  
Muhammad Nadeem ◽  
Sabir Khan ◽  
Shakeel Ahmad ◽  
Yasir Zahoor

In this study, long term preservation of butter oil was achieved through ethanolic extract of date palm fruit (Phoenix dactylifera L.). Butter oil was supplemented with date palm fruit extract (DPFE) at three different concentrations i.e. 250, 500 and 750 ppm (T1, T2 and T3) and compared with a control. Total phenolic content, DPPH free radical scavenging activity and inhibition of linoleic acid peroxidation of the DPFE was 5.19 GAE, 74.2 and 81%, respectively. IC50 value of date extract for the inhibition of DPPH and linoleic acid peroxidation was 2.45 and 0.82 mg/mL, respectively. The loss of oleic acid and linoleic acid in control after six months of storage was 16 and 52% as compared to T3 which was 4% and 14%. T3 yielded the lowest concentration of primary and secondary oxidation products with no effect on sensory attributes. DPFE can be used to enhance the shelf life of  butter oil at ambient temperature. 


2021 ◽  
Vol 4 (2) ◽  
pp. 2146-2155
Author(s):  
Ricardo Salomón-Torres ◽  
Noé Ortiz-Uribe ◽  
Jesús Arturo Sol-Uribe ◽  
Noé Salvador Ortiz-Ruiz ◽  
Laura Samaniego-Sandoval

El manejo de la polinización en el cultivo de palma datilera, es un proceso clave en el éxito de la cosecha de dátiles. El presente trabajo es una revisión de las técnicas más comunes tanto de extracción de polen, como de polinización en la palma datilera (Phoenix dactylifera L.). Asimismo se hace un análisis de la influencia de las fuentes de polen de los cultivares Deglet Noor, Khadrawy, Medjool y Zahidi sobre la calidad física y nutricional del dátil cultivar Medjool en México, donde se muestra que el uso de polen de machos criollos derivados de la variedad Khadrawy inducen mayor peso de fruto y semilla, así como mayor contenido de azucares, minerales y fenoles. 


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