1.Association Between Psoriasis Risk and Body Mass Index and Waist Circumference in Diabetes:A Population-Based Cohort Study
Seungah YOO ; Kyungdo HAN ; Ji Hyun LEE
Annals of Dermatology 2026;38(1):19-26
Background:
Psoriasis is acknowledged for its association with diabetes and obesity. However, the comprehension of the correlation between obesity and psoriasis risk in individuals with diabetes remains limited.
Objective:
We aimed to examine the association of body mass index and waist circumference (WC) with the risk of developing psoriasis in individuals with type 2 diabetes mellitus (T2DM).
Methods:
This retrospective cohort study utilized nationwide data for exploratory analysis.A total of 2,480,489 participants, all diagnosed with T2DM, were included.
Results:
Over a 6.77±1.69-year follow-up, 71,514 patients (2.88%) were diagnosed with psoriasis. Adjusting for multiple variables, the study revealed a J-shaped pattern association between BMI levels and the hazard ratio (HR) for psoriasis in patients with T2DM. A linear pattern relationship was observed regarding WC, with the highest WC group showing the most elevated HR (HR, 1.123; 95% confidence interval, 1.091–1.156).
Conclusion
Understanding the relationship between psoriasis risk and obesity in diabetic individuals holds the potential to enhance the management of patients with T2DM.
2.Clinical Outcomes of Lobular Carcinoma In Situ: Risk of Invasive Cancer Development
Doyoun WOEN ; Ki Jo KIM ; Su Min LEE ; Seungah LEE ; Kawon OH ; Cho Eun LEE ; Seok Jin NAM ; Seok Won KIM ; Jeong Eon LEE ; Byung Joo CHAE ; Se Kyung LEE ; Jai Min RYU ; Woong Ki PARK ; Hyunwoo LEE ; Jonghan YU
Journal of Breast Cancer 2026;29(2):163-174
Purpose:
Lobular carcinoma In Situ (LCIS) is a noninvasive lesion associated with an increased risk of invasive cancer. Since its removal from the tumor, node, metastasis classification in the 8th edition of the American Joint Committee on Cancer (AJCC) guidelines, the clinical management of LCIS has shifted from surgery to surveillance. However, studies focusing on the risk and associated factors for invasive cancer development in pure LCIS without ductal carcinoma In Situ (DCIS) or invasive cancer remain limited.
Methods:
We retrospectively analyzed 106 patients diagnosed with pure LCIS between 2008 and 2018. This study evaluated the effect of tamoxifen use and histologic type on the development of invasive cancer.
Results:
All 106 patients underwent surgery, and nine (8.5%) developed invasive cancer over a median follow-up of 67.5 months. The incidence of invasive cancer was lower in the tamoxifen group (6.3%, n = 4) than in the non-tamoxifen group (11.9%, n = 5), although this difference was not statistically significant (p = 0.266). Pleomorphic LCIS had a significantly higher incidence of invasive cancer (30.0%, n = 3) than classic LCIS (6.3%, n = 6) (p = 0.045).Multivariable Cox regression analysis showed no significant difference in the risk of invasive cancer according to tamoxifen use (hazard ratio [HR], 2.031; 95% confidence interval [CI], 0.544–7.579; p = 0.292). However, pleomorphic LCIS showed a trend toward an increased risk of invasive cancer compared to classic LCIS (HR, 3.856; 95% CI, 0.922–16.126; p = 0.064).
Conclusion
Postoperative tamoxifen did not significantly lower invasive cancer development in patients with pure LCIS. Pleomorphic LCIS may carry a higher risk than classic LCIS. These findings require tailored follow-up and treatment strategies based on the histologic subtype of LCIS.
3.Anti‑stress effects of Fameyes in in vitro and in vivo models of stresses
Junkee HONG ; Tae‑Kyeong LEE ; In Hye KIM ; Seungah LEE ; Byung‑Ju JEON ; Jiwon LEE ; Moo‑Ho WON ; Sungsu KIM
Laboratory Animal Research 2022;38(4):337-344
Background:
Fameyes (a mixture of Clematis mandshurica Rupr. extract (CMRE) and Erigeron annuus (L.) Pers. extract (EAPE)) containing scutellarin and chlorogenic acid as major components has been reported to relieve mental stress in human subjects, which is reflected in improved scores in psychometric tests measuring levels of depression, anxi‑ ety, well-being, and mental fitness. The aim of this study was to examine the anti-stress activity of Fameyes and to investigate the mechanisms of the anti-stress activity using in vitro and in vivo models of stresses.
Results:
First, we tested the effect of Fameyes on corticosterone-induced cytotoxicity in SH-SY5Y cells (human neurofibroma cell lines). Corticosterone induced apoptosis and decreased cell viability and mitochondrial membrane potential, but treatment with Fameyes inhibited these cytotoxic effects in a dose-dependent manner. However, CMRE and EAPE (components of Fameyes) did not inhibit the cytotoxic effect of corticosterone individually. Next, we tested the effects of Fameyes on rats that were exposed to different kinds of stresses for four weeks. When the stressed rats were treated with Fameyes, their immobility time in forced swim and tail suspension tests decreased. A reduction was also observed in the serum levels of adrenocorticotropic hormone (ACTH) and corticosterone. Furthermore, upon oral administration of Fameyes, serum serotonin levels increased. These in vitro and in vivo results support the anti-stress effects of Fameyes.
Conclusions
In vitro experiments showed anti-stress effects of Fameyes in cell viability, apoptosis, and mitochon‑ drial membrane potential. In addition, in vivo experiments using rats showed anti-stress effects of Fameyes in blood and tissue levels of ACTH, corticosterone, and serotonin, as well as the immobility time in the forced swim and tail sus‑ pension tests. However, we did not specifically investigate which ingredient or ingredients showed anti-stress effects, although we reported that Fameyes contained chlorogenic acid and scutellarin major ingredients.
4.Glucagon-like peptide-1 and glucagon-like peptide-1 receptor agonists in the treatment of type 2 diabetes.
Annals of Pediatric Endocrinology & Metabolism 2017;22(1):15-26
The prevalence of type 2 diabetes (T2D) is increasing worldwide. Patients with T2D suffer from various diabetes-related complications. Since there are many patients with T2D that cannot be controlled by previously developed drugs, it has been necessary to develop new drugs, one of which is a glucagon-like peptide-1 (GLP-1) based therapy. GLP-1 has been shown to ameliorate diabetes-related conditions by augmenting pancreatic β-cell insulin secretion and having the low risk of causing hypoglycemia. Because of a very short half-life of GLP-1, many researches have been focused on the development of GLP-1 receptor (GLP-1R) agonists with long half-lives such as exenatide and dulaglutide. Now GLP-1R agonists have a variety of dosing-cycle forms to meet the needs of various patients. In this article, we review the physiological features of GLP-1, the effects of GLP-1 on T2D, the features of several GLP-1R agonists, and the therapeutic effect on T2D.
Diabetes Complications
;
Glucagon-Like Peptide 1*
;
Glucagon-Like Peptide-1 Receptor*
;
Half-Life
;
Humans
;
Hypoglycemia
;
Insulin
;
Prevalence
5.The Study about the Construct Validity of Type D Personality Scale : With Normal College Students Group as a Data Base.
Seungah JUNG ; Dong Hoon OH ; Sunmi LEE ; Seok Hyeon KIM
Journal of Korean Neuropsychiatric Association 2010;49(6):628-633
OBJECTIVES: The purpose of this study was to test the construct validity of the Type D personality scale (DS14). METHODS: The DS14 and other personality scales, which have good construct validity (MMPI-2), TCI-RS, MBTI, NEO-PI-R) were administered to 151 college students. Correlation and regression analyses were performed to evaluate the validity of the DS14. RESULTS: There were significant positive correlations between the DS14 total score and scores on the F, D, Pa, Pt, Sc, Si and 'negative emotionality' scales (MMPI-2), the 'harm avoidance' scale (TCI), the 'neuroticism' scale (NEO-PI-R), and the 'introversion' scale (MBIT). Additionally, there were significant negative correlations between the DS14 total score and extroversion, agreeableness, openness to experience, cooperativeness, and reward dependence scales. Stepwise regression analysis also showed coherent RESULTS: negative emotionality, introversion, RCd and RC2 (MMPI-2), harm avoidance (TCI), neuroticism (NEO-PI-R), introversion, thinking (MBIT) scales were selected as significant explanatory variables. CONCLUSION: Individuals with a Type-D personality, as assessed by the DS14, seem to have a tendency to experience negative emotions such as depression and anxiety. As a construct, Type-D personality also seems to be closely related to neuroticism and introversion. These results indicate that the DS14 has sound construct validity as a screening tool for measuring stress-vulnerability traits, that is to say, type-D personality.
Anxiety
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Anxiety Disorders
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Depression
;
Extraversion (Psychology)
;
Humans
;
Introversion (Psychology)
;
Mass Screening
;
Reward
;
Thinking
;
Weights and Measures

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