| Pomegranates:
the fruity panacea
By Jini Reddy
Source:
http://news.bbc.co.uk/go/em/fr/-/2/hi/health/3937053.stm
Pomegranates are being hailed as a super-food
which can protect the heart.
Scientists in Israel have shown that drinking
a daily glass of the fruit's juice can reduce the risk of
cardiovascular disease.
"Pomegranate juice contains the highest
antioxidant capacity compared to other juices, red wine
and green tea," said Professor Michael Aviram, who
led the team.
This is good news, for antioxidants are the
naturally occurring substances in plants that protect the
body from free radicals - 'bad' chemicals in the blood.
Free radicals alter cholesterol in a process
known as oxidation, which is thought to speed up the hardening
of the arteries.
In studies at the Rambam Medical Center in
Haifa, the juice of the fruit was found to slow down cholesterol
oxidation by almost half, and reduce the retention of LDL.
That is the 'bad' cholesterol which forms
atherosclerotic lesions, the fatty deposits which narrow
the arteries and lead to heart disease.
"Antioxidants can protect us against
the oxidative stress in our industrialised world, such as
pollution, chemicals, viruses and bacteria, and consequently
cardiovascular diseases and cancer," said Professor
Aviram.
The theme is being taken up by a team at
London's Hammersmith Hospital, who are launching a study
to see if they can replicate the Haifa findings.
Their work will focus on people whose arteries
are currently healthy.
Researcher Dr Richard Bogle said the fruit
contained polyphenolics, tannins and anthocyanins - all
compounds that could have a beneficial effect.
Dr Bogle said: "This study will test
the idea that drinking a glass of pomegranate juice every
day improves the function of blood vessels, reduces hardening
of the arteries and improves heart health."
"Preliminary studies suggest that pomegranate
juice may contain almost three times the total antioxidant
ability compared to the same quantity of green tea or red
wine."
Many vitamins
The round, leathery fruit is full of edible
seeds nestled in tiny juice sacs.
Brimming with vitamins A, C, E and iron,
the pomegranate has been cultivated since pre-historic times.
Thought to be native to Persia, the fruit
is now grown everywhere from Spain to California.
It features richly in mythology, as a symbol
of birth, eternal life, and death, owing to its abundance
of seeds and ability to 'bleed'.
| Oxidative
Stress and Heart Disease: |
- Free radicals are the products of normal cell
processes.
- They wreak havoc in the body and are constantly
controlled by the production of anti-oxidants.
- There is a fine balance between the oxidants and
the anti-oxidants.
- Certain diseases tip the balance in favour of
the free radicals.
- When cholesterol is oxidised by free radicals
it produces a type which triggers thickening of
the arteries.
|
The deep red skin of the pomegranate was
thought to link it to the blood of the earth, a taboo colour.
Hence the fruit's association with forbidden desire.
"Iranians believe that Eve was tempted
with a pomegranate in the Garden of Eden," said Margaret
Shaida, culinary historian and author of The Legendary Cuisine
of Persia.
"King Cyrus, who created the Persian
Empire, was reputed to have wished for a number of good
generals equal to the seeds of a pomegranate.
"Later again, the Prophet Mohammed is
said to have urged his followers to eat the fruit in the
belief that it purges the system of envy and hatred."
Ancient Egypt
The ancient Egyptians were buried with pomegranates
in the hope of re-birth, while in Greek mythology, Persephone,
the daughter of Demeter, the goddess of agriculture, was
offered a seed of the fruit by Hades.
Tempted by its jewel-like appearance, she
took it, thereby condemning herself to spending a portion
of every year with Hades in the underworld.
These days, Greeks traditionally break a
pomegranate at weddings, as a symbol of fertility.
In China, a sugared version of the seed is
eaten on the day to bless the newlyweds.
The fruit has long been used in folk medicine
in the Middle East, Iran and India. Healers have used the
bark, leaves, skin and rind as well as the edible bits of
the fruit to cure everything from conjunctivitis to haemorrhoids.
A boiled infusion of the rinds is said to
soothe a sore throat, and a paste of the leaves, massaged
into the scalp, can, apparently, reverse baldness.
"When I lived in Iran, I used to be
given a bowl of pomegranates to recover from a bout of 'Tehran
Tummy'," said Ms Shaida.
"Over there, pomegranate juice is recommended
for pregnant mothers as it is rich in iron. It's also cooling
and good for cleansing the system."
Asian cookery
Central Asian and Middle Eastern cooks always
have a supply of the fruit on hand.
In Azerbaijan, a pomegranate sauce called
Narsharab is served with sturgeon fillet, while Georgians
use the seeds as a salad garnish or to flavour meat dishes.
In Iran, a dish known as Fesenjan is prepared
with pomegranate concentrate.
"No Iranian kitchen will be without
a bottle," said Ms Shaida.
"Fesenjan consists of ground walnuts,
fried until brown, which are added to fried onions and duck,
or chicken along with the pomegranate sauce. It has a wondrous
flavour, but very rich."
In the West, the fruit is still regarded
as a novelty, but food writers like Rosemary Stark are keen
to change this.
She said: "I find it has one of the
finest sweet/sour balances of any fruit.
"Try sprinkling some over your breakfast
muesli, or lunchtime hummus."
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