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1 ghout the colon, of which more than 50% were serrated.
4 detailed process of progression from sessile serrated adenoma (SSA) to dysplasia and carcinoma has no
5 aditional serrated adenoma (TSA), or sessile serrated adenoma (SSA) with villous characteristics (>/=
6 as cancer or a tubular adenoma, traditional serrated adenoma (TSA), or sessile serrated adenoma (SSA
9 ma with low grade dysplasia, n = 27; sessile serrated adenoma, n = 4; tubulovillous adenoma with high
11 CRC precursor lesions (including sessile serrated adenoma/polyps (SSA/P), traditional serrated ad
12 d sites was significantly higher in sporadic serrated adenomas (2.0 +/- 1.7) than in tubular adenomas
13 IMP-high) was also more frequent in sporadic serrated adenomas (68%, 15 of 22) than in tubular adenom
14 al adenomatous polyposis (n = 18) or sessile serrated adenomas (n = 15) and normal colonic tissue fro
15 perplastic polyps (n = 34; 32%), traditional serrated adenomas (n = 3; 3%), sessile serrated adenomas
16 redominance of HPs in the right colon and/or serrated adenomas (P = 0.0009) and were associated with
19 ted adenomas/polyps (SSA/Ps) and traditional serrated adenomas (TSAs) are now distinguished from hype
20 ile serrated adenomas (SSAs) and traditional serrated adenomas (TSAs) constituted 36.8% (137 of 372)
21 We therefore evaluated CIMP in 22 sporadic serrated adenomas and 6 serrated adenomas with multiple
22 CpG island methylation is common in sporadic serrated adenomas and may play an important role in thei
32 p studies, premalignant potential of sessile serrated adenomas has been described and screening utili
34 oreover, ectopic crypts found in traditional serrated adenomas show basal LGR5 mRNA, indicating that
35 ps in our patients were much more similar to serrated adenomas than to hyperplastic polyps and were c
36 antly greater binding to tubular and sessile serrated adenomas versus hyperplastic polyps and normal
39 CIMP in 22 sporadic serrated adenomas and 6 serrated adenomas with multiple (6 to 10) hyperplastic p
40 ons includes hyperplastic polyps and sessile serrated adenomas without dysplasia, as well as traditio
41 ific polymerase chain reaction in 102 HPs, 8 serrated adenomas, 19 tubular adenomas, and 9 adenocarci
42 resected colorectal cancer, and in 70 HPs, 4 serrated adenomas, 3 admixed hyperplastic-adenomatous po
43 f HPs (P = 0.01 versus sporadic HPs), 75% of serrated adenomas, 33% of admixed hyperplastic-adenomato
44 and molecular characteristics of 129 HPs, 6 serrated adenomas, and 3 admixed hyperplastic-adenomatou
45 tegories of hyperplastic polyps, traditional serrated adenomas, and sessile serrated lesions (SSLs).
46 of human hyperplastic polyps (HPPs), sessile serrated adenomas, and traditional serrated adenomas.
47 ing also is activated in human HPPs, sessile serrated adenomas, and traditional serrated adenomas.
48 ed polyps, particularly SSLs and traditional serrated adenomas, have an increased risk of synchronous
49 pression of GREM1 also occurs in traditional serrated adenomas, sporadic premalignant lesions with a
50 serrated adenoma/polyps (SSA/P), traditional serrated adenomas, tubular adenomas >/=10 mm or with hig
57 ional serrated adenomas (n = 3; 3%), sessile serrated adenomas/polyps (SSA/Ps) (n = 70; 66%), unspeci
59 SPs comprise hyperplastic polyps, sessile serrated adenomas/polyps (SSA/Ps), and traditional serra
60 ints included conventional adenomas, sessile serrated adenomas/polyps (SSA/Ps), or colorectal cancer,
62 6.8%; relative risk = 2.1), and for sessile serrated adenomas/polyps than for conventional adenomas
64 human colorectal tissue samples--48 sessile serrated adenomas/polyps, 70 sporadic high-grade dysplas
67 rences in the stem cell dynamics between the serrated and conventional pathways of colorectal carcino
69 plastic lesions were further classified into serrated and non-serrated histologies, there was a stron
70 tional types of dysplasia, such as foveolar, serrated, and early crypt dysplasia, which make interpre
71 gative, and KRAS mutation positive; n = 58), serrated (any MSI, CIMP high, BRAF mutation positive, an
72 ated kinases (ERK)1/2 were phosphorylated in serrated areas of human hyperplastic polyps (HPPs), sess
77 inology and reporting, but the prevalence of serrated class polyps is 20%-40% in average-risk individ
78 iciency thereby generates fertile ground for serrated colorectal cancer formation in the intestine, p
80 F(V600E) mutation was identified in 10 of 16 serrated compared with 1 of 33 non-serrated lesions (P =
81 sely, KRAS mutations were present in 3 of 16 serrated compared with 14 of 33 non-serrated lesions.
82 n act as a potential tumor suppressor in the serrated CRC pathway by inhibiting Wnt/beta-catenin sign
84 Activation of Kras led to hyperplasia and serrated crypt architecture akin to that observed in hum
85 xtant predatory lizards and their ziphodont (serrated, curved and blade-shaped) teeth make them valua
86 ethyl methanesulfonate (EMS) mutant, deeply serrated (des), in the woodland strawberry Fragaria vesc
88 usion of lesions that were obviously SMIC or serrated, factors associated with covert SMIC were recto
89 owls fly with astonishing stealth due to the serrated feather morphology that produces advantageous f
90 ncluding aberrant cotyledon vein patterning, serrated floral organs, and reduced stature, but plants
91 The statistical and dynamic analyses of the serrated-flow behavior in the nanoindentation of a high-
94 cinogenesis (ie, traditional, alternate, and serrated) have been proposed, based on specific combinat
95 ere further classified into serrated and non-serrated histologies, there was a strong inverse relatio
96 trong association between BRAF mutations and serrated histology in hyperplastic ACF supports the idea
97 enomas, and hyperplastic polyps exhibiting a serrated histology were very likely to possess BRAF muta
98 gy was defined as an adenoma with villous or serrated histology, high-grade dysplasia, or an invasive
99 same advanced colonic lesions exhibited non-serrated histology, they were wild type for BRAF; among
101 unofluorescence microscopy showed a linear n-serrated IgG deposition pattern along the basement membr
103 ERING LOCUS C (FLC) and which also result in serrated leaf morphology were identified in T-DNA and fa
104 independent roles in the formation of simple serrated leaves and in the suppression of bract formatio
106 ruct in which the uORF was mutated exhibited serrated leaves, compact rosettes, and, most significant
107 10), exhibited developmental defects such as serrated leaves, curled stems, contorted flowers and twi
108 h abnormally shaped lateral organs including serrated leaves, narrow floral organs, and petals that c
112 udies have evaluated meat intake and sessile serrated lesion (SSL) risk, a recently recognized precur
115 patients with previous serrated lesions, the serrated lesion detection rate was similar with NBI and
118 ting serrated lesions in patients with prior serrated lesions > 5 mm not completely fulfilling serrat
120 cation (11.7% vs 10.2%; P = .68), or sessile serrated lesions (3.9% vs 5.5%; P = .55), respectively.
121 10 of 16 serrated compared with 1 of 33 non-serrated lesions (P = 0.001); conversely, KRAS mutations
125 serrated lesions removed, and total sessile serrated lesions count as predictors of dysplastic sessi
129 ggest that SSPs and other large, right-sided serrated lesions have a unique molecular profile that is
130 However, pancolonic chromoendoscopy detected serrated lesions in a significantly higher proportion of
131 white-light endoscopy (HD-WLE) in detecting serrated lesions in patients with prior serrated lesions
132 or accuracy in predicting dysplastic sessile serrated lesions in serrated polyposis syndrome patients
135 ons included one or more adenomas or sessile serrated lesions measuring at least 1 cm in the longest
136 ups in proportions of patients found to have serrated lesions of 5 mm or larger (9.4% vs 7.0%; P = .4
137 dysplasia and villous histology), number of serrated lesions per colonoscopy, and adenoma miss rate
138 lorectal cancer, size of the largest sessile serrated lesions removed, and total sessile serrated les
140 The presence of high-grade dysplasia in serrated lesions was uncommon when compared with advance
142 tics that may contribute to visualization of serrated lesions were investigated, including polyp size
144 status, and a history of polyps, whereas for serrated lesions with mutant BRAF, the significant risk
145 mately resected were neoplastic (adenomas or serrated lesions), of which 43% (nine of 21) were charac
146 d 36.8% (137 of 372) and 4.3% (16 of 372) of serrated lesions, respectively; hyperplastic polyps (HPs
155 ignificantly increased detection of proximal serrated neoplasia and other polyp types compared with s
159 contained the terms risk or risk factor, and serrated or hyperplastic, and polyps or adenomas, and co
163 of SP development and indicate that risk of serrated pathway colorectal neoplasms could be reduced w
164 Also, in women, the risk of CRC with the serrated pathway features was more strongly increased wi
168 colorectal cancers are developed through the serrated pathway of tumorigenesis, which is associated w
169 veillance was evaluated with the Adenoma and Serrated Pathway to Colorectal Cancer (ASCCA) model.
176 sociated with the traditional, alternate, or serrated pathways, but was associated with a subset of p
180 rous lesion found in the colon, exhibiting a serrated phenotype would also harbor BRAF mutations and
181 atients with prior detection of at least one serrated polyp >=10 mm or >= 3 serrated polyps larger th
184 nd 2007 and comprised 628 adenoma cases, 594 serrated polyp cases, 247 cases with both types of polyp
186 contrast material tagging markedly improved serrated polyp detection with an odds ratio of 40.4 (95%
190 findings (adenoma, advanced adenoma, sessile serrated polyp) were analyzed in association with cancer
191 nfirm the functions of previously identified serrated polyp-associated molecules and indicate roles f
194 ta from 53 patients who met the criteria for serrated polyposis and 145 patients who did not meet the
195 was similar between patients with confirmed serrated polyposis and multiple serrated polyps (odds ra
198 asis, and risk of dysplasia and neoplasia of serrated polyposis syndrome are incompletely understood.
199 Logistic regression identified; older age at serrated polyposis syndrome diagnosis, a personal histor
201 g the World Health Organization criteria for serrated polyposis syndrome, and their relatives have si
202 ated polyps who do not meet the criteria for serrated polyposis, and in their first-degree relatives,
206 ween first-degree relatives of these groups (serrated polyposis: 3.28, 95% CI, 2.16-4.77; multiple se
208 a trend towards increased identification of serrated polyps (0.15 vs 0.07) and all neoplastic (adeno
209 om the SIR for CRC in patients with multiple serrated polyps (0.74; 95% CI, 0.20-1.90; P = .70).
210 vs 8.2%; P = .73) or clinically significant serrated polyps (10.0% vs 10.3%; P = .82) at the follow-
211 lternative definition of clinically relevant serrated polyps (12.3%; 95% CI, 9.3-15.4; P < .001).
212 oxin to HBUS mice accelerated development of serrated polyps (95% of treated mice developed polyps be
213 whether detection of proximal nondysplastic serrated polyps (ND-SP) at screening and surveillance co
214 th confirmed serrated polyposis and multiple serrated polyps (odds ratio, 1.35; 95% confidence interv
215 ing that it is also associated with multiple serrated polyps (odds ratio, 460; 95% confidence interva
217 right-sided conventional adenomas (cAD) and serrated polyps (SP) compared to cecal intubation in a l
220 CKGROUND & AIMS: Surveillance guidelines for serrated polyps (SPs) are based on limited data on longi
221 tial localization of some neoplasms, such as serrated polyps (SPs), in specific areas of the intestin
222 Little is known about the natural history of serrated polyps (SPs), partly due to the lack of large-s
223 highest prevalence of markers was in sessile-serrated polyps (SSP) of >/=10 mm that were in the right
225 wever, serrated polyps, particularly sessile serrated polyps (SSPs), are increasingly acknowledged as
227 CRC, advanced adenomas, or large (>/=10 mm) serrated polyps after 3 surveillance colonoscopies were
229 y interval increases the detection of missed serrated polyps and could change the diagnosis of SPS in
230 owered for improved detection of significant serrated polyps and for longer-term follow-up to investi
232 py interval colorectal cancers are proximal; serrated polyps are often precursors to these cancers an
233 gher proportion of subjects with significant serrated polyps as well as a higher total number of sign
234 enoma, 1.47; 95% CI, 1.27-1.71), more than 3 serrated polyps at the index examination (RR=2.16, 95% C
237 ation was positively correlated with sessile serrated polyps but not with other serrated polyps (P =
238 of EGFR protein and phosphorylation in human serrated polyps by immunohistochemical and immunoblot an
239 well as a higher total number of significant serrated polyps compared to standard colonoscopy (12.8%
241 om WNT-driven expansion of stem cells, while serrated polyps derive from differentiated cells through
243 ystem can increase detection of adenomas and serrated polyps during colonoscopy in comparison to hist
245 report the prevalence and characteristics of serrated polyps identified in a large, average-risk popu
248 ariations in rate of endoscopic detection of serrated polyps indicate the need for careful examinatio
249 at least one serrated polyp >=10 mm or >= 3 serrated polyps larger than 5 mm, both proximal to the s
250 cerous lesions (advanced adenomas or sessile serrated polyps measuring >/=1 cm in the greatest dimens
253 ng analysis showed subsets of fibroblasts in serrated polyps that express genes that regulate matrix
255 World Health Organization propose assigning serrated polyps to categories of hyperplastic polyps, tr
256 und in the distal colon, while 80.5 % of all serrated polyps were detected in the proximal colon.
257 on varied significantly between adenomas and serrated polyps were sex (P < 0.001), use of estrogen-on
258 ffers a higher detection rate of significant serrated polyps when compared to standard colonoscopy.
259 The risk of CRC in patients with multiple serrated polyps who do not meet the criteria for serrate
260 d pathological data were reviewed, comparing serrated polyps with adenomas and hyperplastic polyps in
262 (P = 0.05 among adenomas and P < 0.001 among serrated polyps), postmenopausal estrogen-only therapy (
264 rols, 489 cases with adenoma, 401 cases with serrated polyps, and 188 cases with both polyp types.
266 of colorectal polyps, including adenomas and serrated polyps, and single-nucleotide polymorphisms (SN
267 tion of categories and molecular features of serrated polyps, as well as endoscopic detection and ris
269 investigated whether patients with multiple serrated polyps, but not meeting the World Health Organi
270 67 was significantly associated with sessile serrated polyps, but this association was opposite of th
271 detection and removal of adenomas; however, serrated polyps, particularly sessile serrated polyps (S
273 l cancer (CRC) can arise from adenomatous or serrated polyps, which differ in their detection rate an
282 polyposis: 3.28, 95% CI, 2.16-4.77; multiple serrated polyps: 2.79, 95% CI, 2.10-3.63; P = .50).
285 variety of intriguing phenotypes, including serrated rosette leaves, irregular flowers, floral organ
286 ith FIT (P=0.004); the rates of detection of serrated sessile polyps measuring 1 cm or more were 42.4
288 ndensation frosting process on surfaces with serrated structures on the millimeter scale, which is di
296 a wing-like planform, the fossil preserves a serrated trailing edge that is reinforced by novel carti
297 d whole-exome sequencing of both MSS and MSI serrated tumors derived from these mouse models revealed
298 ed from these mouse models revealed that all serrated tumors developed oncogenic WNT mutations, predo
299 ggressive CRCs harbor the characteristics of serrated tumors, suggesting that initiation through this