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Citation: Rafique S, Hassan SM, Mughal SS, Hassan SK, Shabbir N (2020) Biological attributes of lemon: A review. J Addict Med Ther Sci 6(1): 030-034.
DOI: https://dx.doi.org/10.17352/2455-3484.000034
https://dx.doi.org/10.17352/jamtsDOI:
2455-3484
ISSN:
MEDICAL GROUP
Introduction
In advanced and undeveloped countries, due to no side
effect and natural origin, usually herbal medicines are used.
From medicinal plants, many customary medicines are derived
which can be used. There are 21,000 plants which are used for
medicinal purposes all around the world are listed by World
Health Organization (WHO). According to the World Health
Organization (WHO), the best sources to acquire the diversity
of drugs are medicinal plants. The largest manufacturer of
medicinal plants is India which is also called botanical garden
of world [1]. In family Rutaceae, the genus Citrus is greatest
operational herb in traditional medicines. In tropical and
subtropical areas of Asia, the native genus is citrus. The main
winter fruits are the citrus fruits which are used up in the diet of
Mediterranean. The citrus fruits are originate to be frequently in
cultivation throughout the tropics and are extremely nutritious
and medicinal in nature. In Mediterranean region, there are
eight taxa have been traditionally cultivated belonging to the
genus Citrus.
History
(Rutaceae). For citrus lemon, the most common name
is lemon and it is an edible fruit. After orange, lemon is the
third most signifi cant specie of citrus fruits which is cultivated
more than 4.4 million ton in each year. At present, the biggest
producer of lemons in the world is Argentina with 1.2 million
tones. In lemon, very important natural compounds containing
ascorbic acid, minerals, citric acid, essential oils and fl avonoids
are present in high quantity [2]. Lemon shows anticancer
and antibacterial activity due to the presence of alkaloid
constituent in different parts of lemon leaves, stem, root and
fl ower [3]. There are different varieties of lemon include: Avon,
Berna, Baboon, Bearss, Cameron [4]. Peels of lemon consist of
various phytochemicals, such as glycosides, volatile oils, and
-sitosterol. There are various signifi cant activities found in
lemon like polyethoxylated, ascorbic acid, fl avones, phenolic
compounds which are exceptional in other plants.
In 200A.D, lemon plant was fi rst introduced in southern
Abstract
The citrus fruits are originate to be frequently in cultivation throughout the tropics and are extremely nutritious and medicinal in nature. According to Ayurveda,
different parts of Lemon tree possess various medicinal properties. Many properties such as anti-infl ammatory, anti-viral, anti-oxidant and anti-diabetic are shown by
lemon. In the present review important effects such as anti-fungal, anti-oxidant, anti-infl ammatory, anticancer, antibacterial, anti-ulcer and desorption also have been
studied In lemon, very important natural compounds containing ascorbic acid, minerals, citric acid, essential oils and fl avonoids are present in high quantity9. lemon
shows anticancer and antibacterial activity due to the presence of alkaloid constituent in different parts of lemon leaves, stem, root and fl ower. Millennium development
goals (MDGs) have one of the fundamental goal which is the quest to combat the incidence of diseases such as kidney stone, respiratory disorder, cancer blood sugar
balance and cardiovascular diseases. The potential sources of drugs are secondary metabolites due to their therapeutic importance. These secondary metabolites are
rich in medicinal plants.
Review Article
Biological attributes of lemon:
A review
Sania Rafi que
1
, Syeda Mona Hassan
1
*, Shahzad Sharif
Mughal
1
, Syed Khurram Hassan
2
, Nageena Shabbir
1
,
Sumaira Perveiz
1
, Maryam Mushtaq
1
and Muhammad
Farman
3
1Department of Chemistry, Lahore Garrison University, Lahore, Punjab, Pakistan
2Institute of Quality and Technology Management, University of the Punjab, Lahore, Pakistan
3University of Management and technology Lahore, Pakistan
Received: 05 May, 2020
Accepted: 21 May, 2020
Published: 22 May, 2020
*Corresponding author: Syeda Mona Hassan, Depart-
ment of Chemistry, Lahore Garrison University, Lahore,
Punjab, Pakistan, E-mail:
Keywords: Anti-cancer; Anti-ulcer; Anti-microbial; Anti-
diabetic; Lemon
https://www.peertechz.com
031
https://www.peertechz.com/journals/journal-of-addiction-medicine-and-therapeutic-science
Citation: Rafique S, Hassan SM, Mughal SS, Hassan SK, Shabbir N (2020) Biological attributes of lemon: A review. J Addict Med Ther Sci 6(1): 030-034.
DOI: https://dx.doi.org/10.17352/2455-3484.000034
Italy and then taken to Iraq and Egypt in 700 A.D. Lemon was
distributed in the Mediterranean Region by 1000-1150A.D and
then cultivated in China approximately 760-1297 A.D. Lemon
was brought into Spanish and then to Island in Hispaniola in
1493. Lemon was launched in California in 1751 -1786 [5].
Graphical distribution
It is native in north Indian but cultivated in Turkey,
Mexico, United States, Argentina, Iran, Brazil, Italy, Spain
and People Republic of China. The fruit of lemon can be used
for non-culinary and culinary purposes all over the world.
Predominantly, lemon is used for its juice from side to side the
pulp and taste is as well used mostly in baking and cooking [6].
Toxicological Classifi cation:
Kingdom: Plantae
Subkingdom: Angiosperms
Phylum: Eudicots
Class: Rosids
Order: Sapindales
Family: Rutaceae
Genus: Citrus
Species: C. Limon
Botanical description
Citrus trees produce fruits of different shapes and sizes
(from round to oblong), these trees are evergreen and full of
fl avor, fragrance, and juice [7]. The color of leaves of lemon is
dark green; these are 6.5 to 10mm and are arranged on stem
in alternate manners. There are fi ve petals in lemon with
white fragrant color. The pulp of lemon is highly acidic and its
fl ower is bisexual and male. ‘Pink Lemonade’ is lemon cultivar
from which the fl ower of lemon originates. The fruit of this
cultivaris striped and leaves are variegated. Commonly lemons
are oval in shape with smooth and spongy surface [8]. Lemons
are varied in their shapes and sizes, some are like grape fruits
and some are little bigger in size. Lemons are mostly greenish
yellow in color after gaining its full size it shows bright yellow
color instead of greenish yellow. The small seeds are found
with-in the fruit called fl oopies [9] Figures 1-3.
Phytochemicals and nutrition’s values
Phytonutrients shows the biological relationship between
plants and human health. Mainly phytonutrients are those
bioactive nutrients which are extracted from plants for the
benefi t of mankind. Citrus fruits are rich in phytoconstituents
and lemon is one of them. Citrus fruit is rich of fl avonoid
glycosides, coumarins and volatile oils [10]. Citrus fruit is rich
in fl avonoid, glycosides, coumarins, and sitosterol Citrus
fruits constitute only 0.9% of total daily calories and 1.7% of
daily carbohydrate. Polymethoxylated fl avones have much
importance and are very rare in other plants. Fiber of citrus
fruits contains bioactive compound, such as polyphenols, the
most important being vitamin C (or ascorbic acid) and it cure
the defi ciency of vitamin C.
Citrus limonene has been analyzed for their content of
nutrient, carbohydrates, protein, fats, sodium or cholesterol.
The 100g of lemon without peel having the energy value121 kJ
(29 kcal) carbohydrates9.32 g, Fat 0.30 g, zinc, 0.06 mg (1%),
calcium 26 mg (3%) , potassium 138 mg (3%), magnesium, 8
mg (2%), iron – 0.60 mg (5%),phosphorus 16 mg (2%), protein
1.10 g, ribofl avin is also known as Vit. B2 0.020 mg (1%),
thiamine also known as vitamin B10.040 mg 3%,pantothenic
acid (B5) – 0.190 mg (4%), ascorbic acid also called vitamin C
53.0 mg (88%)
Vitamin B6–0.080 mg (6%), Niacin (Vit. B3) – 0.100 mg
(1%), folate (Vit. B9), 11 g (3%) (Hashemipour et al., 2016).
A considerable amount of carotenoids and a big quantity of
vitamin C (approximately are able of changing to vitamin A),
fi ber and folate. A large amount of mono-terpene hydrocarbons
Figure 1: Lemon bud and Flower.
Figure 2: Lemon Fruit.
Figure 3: Lemon tree and Fruit.
032
https://www.peertechz.com/journals/journal-of-addiction-medicine-and-therapeutic-science
Citation: Rafique S, Hassan SM, Mughal SS, Hassan SK, Shabbir N (2020) Biological attributes of lemon: A review. J Addict Med Ther Sci 6(1): 030-034.
DOI: https://dx.doi.org/10.17352/2455-3484.000034
(7095%) is present in citrus oils along with lesser aggregates
of sesquiterpene hydrocarbons and these are responsible for a
characteristic fl avor [10].
Medicinal uses
Lemon was cure the plague and a syrup known as acridine
citri is prepared from its juice which is used for quenched the
thirst of someone and also fought over at the same time. Honey
is boiled with lemon and used as digests. It is also used for the
removal of pimples and dark spots on face [11].
To kill the intestinal worms, to remove the kidney stone
and gravel, lemon juice was used [12]. It is suggested by the
various reports that, reduction in oxidative stress, prevention
in atherogenic modifi cations of LDL cholesterol, improve in
the blood lipid profi le, platelet aggregation and improves
HDL-cholesterol concentrations have been done by drinking
substantial volumes of a mixture of citrus juices. It is studied
that its extract has anti-thyroidal properties, which suggest its
potential to ameliorate hyperthyroidism [11].
Due to their similar phytonutrient contents, all citrus fruits
contain nutritional and therapeutic properties. The main source
of primates’ device vitamin C1 is citrus. Absorption of iron from
small intestine in the body is enhanced by ascorbic acid which
is compulsory for connective metabolism particularly the scar
tissue, teeth and bones. It is essential as an anti-stress and
defender against chills damp and cold. It quenches and scavenge
the free radical created by ultra violet radiation stabilization, It
performances also as antioxidants in the skin [7].
The collagens production is also reliant on vitamin C.
Collagens supports in the advancement and renewal of skin and
fi ne wrinkles are improved by it. Total number of protein in the
body and its energetic constituent are increased by its extracts
which are responsible for the raise of protein serum such as
d- limonene. Citrus fruits and their peels are found to help
in improving various metabolic and infl ammatory disorders
attributing to the abundance in its bioactive compounds [13].
Pharmacological activities
Due to their physiological, medicinal and pharmacological
activities, many Citrus species are recognized which includes
antioxidant, anti-infl ammatory, hypoglycemic, anticancer
and antimicrobial activities. Studies have also shown that
the main compound of C. limon essential oil D-limonene—
in concentrations of 0.5% and 1.0%, administered to mice
by inhalation, has a signifi cant calming and anxiolytic
effect by activating serotonin and dopamine receptors [14].
In addition, D-limonene has an inhibitory effect on pain
receptors, similar to that of indomethacin and hyoscine. The
pharmacological potential of C. limon is determined by its rich
chemical composition. The most important group of secondary
metabolites in the fruit includes fl avonoids and also other
compounds, such as phenolic acids, coumarins, carboxylic
acids, amino acids and vitamins. The main compounds of
essential oil are monoterpenoids, especially D-limonene. These
valuable chemical components are the reason for the important
position of C. limon in the food and cosmetics industries.
Another pharmacopoeial raw material obtained from C. limon
is the outer part of the mesocarp—the fl avedo. A monograph
entitled ‘Citrus limon fl avedo’ can be found in older editions
of the French Pharmacopoeia, for example, in its 10th edition
from 1998. C. limon also has a positive recommendation in
the European Commission’s Cosmetics Ingredients Database
(CosIng Database) as a valuable plant for cosmetics’ production
[15].
Anticancer
An irregular growth of cells or tissues of body is called
cancer. If abnormal cells divide without control and invade
nearby tissues is called malignant tumor and also known as
malignancy. If the abnormal cell growth does not invade
nearby tissues is called benign tumor or non-cancerous
growth. A number of chemo protective activities and chemicals
are found in plants in which some of these are taking as clinical
experiments.
A novel procedure for cancer therapy is Inhibition of
angiogenesis. The selected plants may be carefully used as
anti-angiogenic therapy and in cancer controlling [14]. Citrus
limonene contain vitamin C, folate, dietary fibre and other
bioactive components, such as carotenoids and flavonoids,
which are suggested to be responsible for the prevention
of cancer and degenerative disease. Citrus liminoids shows
anticancer property in aqueous extract of fruit , containing
those compounds which shield the cells from damage which is
the cause of cancer [16].
Antioxidant activity
The important sources of antioxidants are citrus juices
and fruits and these antioxidants are ascorbic acid, fl avonoids
and phenolic compounds [17]. The source of glycosides and
phenolic compounds are citrus peels. The bioactive compounds
are phenolic acids which are responsible for the antioxidant
and many other biological activities [18]. The highest anti-
oxidant activity can be found in citrus fruits. Ascorbic acid
(vitamin C) interpretations for a great proportion in some fruits
can act as antioxidant. Moreover, other phytoconstituents
like carotenoids, fl avonoids, glutathione, and various enzyme
systems may also contribute to the antioxidant activity [19].
Anti-ulcer activity
The pathophysiology of peptic ulcer dieses involves an
imbalance between offensive (acid, pepsin, and H. pylori) as
well as suspicious aspects [14]. Indian Medicinal plants and
their derivatives have been a valuable source of therapeutic
agents to treat various disorders including Antiulcer diseases.
Fruit aqueous excerpt also shows the antiulcer activity against
gastric ulcer [20].
Anti-diabetic activity
A metabolic disorder is called Diabetes. A system, through
which our body utilizes the digested food energy and growth,
is known as metabolism. The eaten food is converted into a
033
https://www.peertechz.com/journals/journal-of-addiction-medicine-and-therapeutic-science
Citation: Rafique S, Hassan SM, Mughal SS, Hassan SK, Shabbir N (2020) Biological attributes of lemon: A review. J Addict Med Ther Sci 6(1): 030-034.
DOI: https://dx.doi.org/10.17352/2455-3484.000034
form of blood sugar and the basic component of blood sugar is
called glucose. The main source of fuel for our body is glucose.
In absence of insulin, glucose cannot enter our cells. A class of
organic substance known as polyphenols which is present in
lemon and a high amount in lemon peel [13]. It is investigated
that polyphenols considerably inhibited the fat accumulation,
high blood glucose levels and insulin resistance, development
of hyper lipidemia, weight gain which are different aspects of
obesity. A range of essential oils is present in citrus peel. The
pathogenic bacteria are killed or their growth is inhibited by
suing these essential oils. The lowering of diabetes and anti-
per oxidative effects are possessed by citrus peel due to the
high content of total polyphenols [14].
Antimicrobial activity
The antibacterial activity of the organic acid-rich extract of
fresh red chicory was verifi ed against predontopathic bacteria
like actionmycies and streptococcus mutant. Oxalic acid and
succinic acid were recognized from active extract .entire
organic acid with variant level of effi ciency were present to
reducing biofi lm generation and adhesion of bacteria to the
cell. The antibacterial activity was analyzed by well diffusion
method. 25 mL of Muller Hinton agar was prepared according
to the standard procedure and poured into the plates and then
it is allowed to get hard. The inoculums suspension are taken as
standard which streaked over the surface of the media by using
sterile cotton pad to make sure the confl uent development of
the organism and 5 minutes are allowed to dry the plates. The
different concentrations (50, 75 and 100 g/mL) of the extract
were poured into the wells after drying. A standard (1 g/mL)
which is used called Tetracycline. Finally, the bacteria are
incubated at 37ºC for 24 hours in the inoculated plates [21-24].
Conclusion
One of the most important sources of medicines are
plants. It is well documented from ancient times till date all
over the world, medicinal plants are stimulating the ability
of human health to handle with the unpleasant and diffi cult
circumstances. A millennium development goal (MDGs) has
one of the fundamental goal which is the quest to combat the
incidence of diseases such as kidney stone, respiratory disorder,
cancer blood sugar balance and cardiovascular diseases. The
potential sources of drugs are secondary metabolites due to
their therapeutic importance. These secondary metabolites are
rich in medicinal plants. As therapeutic agents, the interest in
the use of plant extracts is increasing. A “citrus fruit” lemon
belongs to family Rutaceae which is used in pharmacological
potential as solution. One of the most popular fruit is lemon
in all over the world. From the literature investigation, it is
stated that a potential source of anti-diabetic, anticancer,
antimicrobial and anti-infl ammatory activity is lemon.
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034
https://www.peertechz.com/journals/journal-of-addiction-medicine-and-therapeutic-science
Citation: Rafique S, Hassan SM, Mughal SS, Hassan SK, Shabbir N (2020) Biological attributes of lemon: A review. J Addict Med Ther Sci 6(1): 030-034.
DOI: https://dx.doi.org/10.17352/2455-3484.000034
Copyright: © 2020 Rafique S, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use,
distribution, and reproduction in any medium, provided the original author and source are credited.
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