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Alg
inat
ieSf
erifi
cazi
one
Robe
rto
Bera
rdi (
robe
rto.
bera
rdi@
unib
o.it)
El
ena
Stro
cchi
(ele
na.st
rocc
hi@
unib
o.it
) Ca
rlaBo
ga(c
arla
.bog
a@un
ibo.
it)
Dip
artim
ento
diCh
imic
aIn
dust
rial
e“T
oso
Mon
tana
ri)U
nive
rsità
di B
olog
na
PIAN
OLA
URE
ESC
IEN
TIFI
CHE
(PLS
) 201
9–20
20—
Are
aCh
imic
a
sorg
ente
“Har
vard
Scie
nce
and
Coo
king
”
lega
sorg
enti
“Nan
omed
icin
e:G
old
nano
wire
sto
men
da
hear
t”
“Cre
amch
eese
reci
pes”
etal
.“M
esos
cale
orig
inof
th
een
hanc
edcy
clin
g–st
abilit
yof
the
Si–c
ondu
ctiv
epo
lym
eran
ode
for
Li–i
onba
tterie
s”“N
atur
eSc
ient
ific
Rep
orts
”
“Den
talC
omic
s”
lam
inar
ia
sorg
enti
“Med
izin
al–p
flanz
enin
nat
urge
treue
nab
bild
unge
nm
itku
rzer
laut
ernd
emte
xte:
Atla
szu
rpha
rmac
opoe
age
rman
ica”
sorg
ente
sour
ces
Plag
iom
nium
affin
e
sorg
enti
Min
ifig
ure
scul
ptB
Ese
mpi
o(C
HO
) nC
HO
OH
OH
OH
OH
OH
OH
sorg
ente
“Dis
sem
inat
ion
of IT
fort
hePr
omot
ion
of M
ater
ials
Sci
ence
”
sour
ces
“Car
toon
of a
plan
tcel
l wal
l”
“Gro
wth
of th
epl
antc
ell w
all”
Nat
ure
Rev
.Mol
ec.C
ellB
iol.
“col
lant
i” so
rgen
te“G
row
thof
the
plan
tcel
l wal
l”N
atur
eR
ev.M
olec
.Cel
lBio
l.
sorg
ente
Cel
lulo
sena
nom
ater
ials
revi
ew:s
truct
ure,
prop
ertie
san
d na
noco
mpo
site
sC
hem
.Soc
.Rev
.so
rgen
te“A
ugus
t193
6:Th
eca
bles
ofth
eG
olde
nG
ate
Brid
ge”
“New
hope
for
old
drea
ms:
evid
ence
that
plan
tcel
lulo
sesy
ntha
sege
nes
have
final
lybe
enid
entif
ied”
Proc
.N
at.
Aca
d.S
ci.
“Pla
ntC
ellB
iolo
gy:S
truct
ure
and
Func
tion”
sorg
ente
Cel
lulo
sena
nom
ater
ials
revi
ew:s
truct
ure,
prop
ertie
san
d na
noco
mpo
site
sC
hem
.Soc
.Rev
.
sorg
enti
“Dis
sem
inat
ion
of IT
fort
hePr
omot
ion
of M
ater
ials
Sci
ence
”
Esem
pio
sorg
enti
COO
HC
OO
Na
sorg
ente
“Alg
inat
esfro
mAl
gae”
“Pol
ysac
char
ides
and
Poly
amid
esin
the
Food
Indu
stry
.Pr
oper
ties,
Prod
uctio
n,an
dPa
tent
s”
Ca
sorg
ente
“Imag
ing
anal
gina
tepo
lym
erge
lmat
rix u
sing
atom
icfo
rce
mic
rosc
opy”
Car
bohy
drat
eR
esea
rch
“spu
gna”
“Tos
oM
onta
nari”
Ca
egg–
box
sorg
ente
“Alg
inat
esfro
mAl
gae”
“Pol
ysac
char
ides
and
Poly
amid
esin
the
Food
Indu
stry
.Pr
oper
ties,
Prod
uctio
n,an
dPa
tent
s”
sorg
ente
“Pro
duct
ion
and
utiliz
atio
n of
pro
duct
sfro
mco
mm
erci
alse
awee
ds”
“spu
gnos
a”
Ese
mpi
o
Dom
anda
...
sorg
enti
“form
aggi
”
sorg
ente
“Mol
ecul
arga
stro
nom
y:a
new
emer
ging
scie
ntifi
cdi
scip
line”
“Tex
ture
—A
hydr
ocol
loid
reci
pe c
olle
ctio
n”
sorg
enti
sour
ce
10to
nnes
170,
000
yuan
26,1
00U
SD
sour
ce“C
hine
sepo
lice
unco
ver
huge
fake
jelly
fish
scam
”BB
CC
hine
se
lifec
astin
g
sorg
enti
“AC
astin
gfro
mLi
fe”
sorg
ente
“Hig
hly
stre
tcha
ble
and
toug
hhy
drog
els”
Nat
ure
sorg
ente
etal
.“A
maj
orco
nstit
uent
ofbr
own
alga
efo
ruse
inhi
gh–c
apac
ityLi
–ion
batte
ries”
“Sci
ence
”so
rgen
teet
al.
“Mes
osca
leor
igin
ofth
een
hanc
edcy
clin
g–st
abilit
yof
the
Si–c
ondu
ctiv
e po
lym
eran
ode
for
Li–i
onba
tterie
s”“N
atur
eSc
ient
ific
Rep
orts
”
“Ooh
o!”
“bot
tle”
sorg
enti
Prod
otti
a bas
e di a
lgin
ato
di so
dio
(Gav
iscon
)
Prod
otti
a bas
e di a
lgin
ato
di so
dio
per i
l rila
scio
di f
arm
aci,
di p
robi
otic
i
Nat
ure C
omm
unica
tions
volu
me1
0, A
rtic
lenu
mbe
r:52
62 (2
019)
ht
tps:/
/ww
w.n
atur
e.com
/art
icle
s/s4
1467
-019
-132
38-7
Caps
ule d
i Alg
inat
iper
iltr
aspo
rto
di ce
llule
viv
e
sorg
ente
et a
l.“N
anow
ired
thre
e–di
men
sion
alca
rdia
cpa
tche
s”N
atur
eN
anot
echn
olog
y
sorg
enti
Imm
upel
sorg
ente
“Wor
dC
loud
Gen
erat
or”
sorg
ente
“Alg
inat
esfro
mAl
gae”
“Pol
ysac
char
ides
and
Poly
amid
esin
the
Food
Indu
stry
.Pr
oper
ties,
Prod
uctio
n,an
dPa
tent
s”
sorg
ente
“Phy
sico
–ch
emic
alch
arac
teriz
atio
nof
Ca–
algi
nate
mic
ropa
rticl
espr
oduc
edw
ithdi
ffere
ntm
etho
ds”
Biom
ater
ials
pH
sour
ces
pH
pHad
ese
mpi
o.
gial
lo.
blu
verd
e br
omoc
reso
lo.
sorg
enti
sorg
enti
Sava
geC
hick
ens
sour
ces
allu
ra re
dsu
nset
yel
low
brill
iant
blu
e
chlo
roph
yllin
sorg
enti
EDTA
O
sorg
enti
O
O O-
O-
O
O-
O-
N NM
Ese
mpi
o
sorg
enti
“Tea
time:
flow
phys
ics
invo
lved
in b
rew
ing
tea”
“Com
pute
rsim
ulat
ion
of th
ehy
drod
ynam
ics
of te
abag
infu
sion
”Fo
odBi
opro
d.Pr
oces
.
Ese
mpi
oes
empi
oN
ota
sorg
enti
sour
ces
1 2
51
14
21
2% 2%H
Cl0.
1m
oldm
NaO
H0.
1m
oldm
Na
CO
pHso
rgen
ti
sorg
enti
The
Mup
petS
how
sorg
ente
“Boi
l’sLa
ws”
“Orie
ntat
ion
—pe
rson
alpr
otec
tive
equi
pmen
t”C
hEne
cted
—W
here
Che
mic
al
Engi
neer
sM
ixit
Up
“Stri
pped
Scie
nce”
4
2%
10 g
CaCl
CaCl
500
cmCa
ClpH
sorg
enti
Pre
para
zion
e de
lla s
oluz
ione
al 2
%w
di a
lgin
ato
di s
odio
:(1
)pre
leva
re c
on b
eche
r 40
cm3
di s
oluz
ione
al 2
%w
di a
lgin
ato
di s
odio
(2)c
ontro
llare
il p
H co
n in
dica
tore
uni
vers
ale
31
pH6.
07.
6pH
3.8
5.4 12
cm
5 go
cce
sorg
enti
2cm
23
cm
CaCl
“Bør
k, B
ørk,
Bør
k!”
(the
swed
ish
chef
)
sorg
enti
Atte
nzio
ne
5cm
NaO
H5
cmH
Cl
Na
CO
5cm
EDTA
5cm
NaO
H
pH
4
Dom
anda
sorg
enti
My
Safe
tySi
gn
sour
ce“G
ettin
gFe
edba
ck”
buon
aca
ttiva
esem
pio
sorg
enti
We
love
chem
istry
Slow
poke
“Tos
oM
onta
nari”
sour
ces
“Nat
ural
lyD
ange
rous
:sur
pris
ing
fact
sab
outf
ood,
heal
th,a
ndth
een
viro
nmen
t”
“Tos
oM
onta
nari”
Com
Poun
d In
tere
st ever
yday
exp
lora
tion
of c
hem
ical
com
poun
ds
sour
ces
Che
mic
alan
dEn
gine
erin
gN
ews
“Tos
oM
onta
nari”
“ris
chio
chi
mic
o”“W
ater
serv
ice
fort
hous
ands
ofre
side
nts
retu
rned
tono
rmal
Tues
day,
ada
yaf
tert
hesy
stem
was
flush
edto
rem
ove
hydr
ochl
oric
acid
acci
dent
ally
adde
dto
the
villa
ge’s
supp
ly.N
oilln
esse
sw
ere
repo
rted.
Forty
poun
dsof
the
acid
wer
ead
ded
toBe
llaire
’sw
ater
Sund
ayaf
tera
supp
liers
hipp
edth
ew
rong
chem
ical
and
the
filtra
tion
syst
emcr
ewm
isto
okth
eco
ntai
ners
forf
luor
ide
...”
Sour
ce
sorg
ente
“Tos
oM
onta
nari”