What causes the shape selectivity of C phases? This question can be answered by combining NMR and fluorescence spectroscopies with HPLC separations at various temperatures. The selectivities depend on the ratio of trans to gauche conformations of the alkyl chains, whose dynamic behavior was characterized with a two-dimensional solid-state NMR spectrum (shown on the right).
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http://dx.doi.org/10.1002/(SICI)1521-3773(19980403)37:6<777::AID-ANIE777>3.0.CO;2-F | DOI Listing |
Dig Dis Sci
January 2025
Ningxia Medical University, Xing Qing Block, Shengli Street No.1160, Yin Chuan City, 750004, Ningxia Province, People's Republic of China.
Background: Colon adenocarcinoma (COAD) is a leading cause of cancer-related mortality worldwide. Transient receptor potential vanilloid 4 (TRPV4), a calcium-permeable non-selective cation channel, has been implicated in various cancers, including COAD. This study investigates the role of TRPV4 in colon adenocarcinoma and elucidates its potential mechanism via the ferroptosis pathway.
View Article and Find Full Text PDFDrugs Aging
January 2025
Program for the Care and Study of the Aging Heart, Department of Medicine, Weill Cornell Medicine, 420 East 70th St, New York, NY, LH-36510063, USA.
There are several pharmacologic agents that have been touted as guideline-directed medical therapy for heart failure with preserved ejection fraction (HFpEF). However, it is important to recognize that older adults with HFpEF also contend with an increased risk for adverse effects from medications due to age-related changes in pharmacokinetics and pharmacodynamics of medications, as well as the concurrence of geriatric conditions such as polypharmacy and frailty. With this review, we discuss the underlying evidence for the benefits of various treatments in HFpEF and incorporate key considerations for older adults, a subpopulation that may be at higher risk for adverse drug events.
View Article and Find Full Text PDFPurpose: Previous studies have shown that subtrochanteric femoral fractures treated with intramedullary nails might lead to varus-procurvatum malalignment. Similar results have been reported when using antegrade intramedullary lengthening nails (ILNs). The purpose of our study is to examine if antegrade telescoping intramedullary lengthening nails lead to varus-procurvatum malalignment of the proximal femur and what are possible predictors of that shift.
View Article and Find Full Text PDFJ Man Manip Ther
January 2025
Graduate Studies in Health & Rehabilitation Sciences, Des Moines University, Youngstown, OH, USA.
Background: Neck pain is common among people with headache, including migraines, tension headache, and cervicogenic headache. Neck pain has also been associated with self-reported sinus headache in individuals who were not formally diagnosed with headache attributed to rhinosinusitis (HAR). Neck pain, in individuals diagnosed with HAR according to the International Classification of Headache Disorders, has not been investigated.
View Article and Find Full Text PDFPsychol Health Med
January 2025
Department of Medicine, Huzhou University, Huzhou, Zhejiang, China.
Parental burnout is a prominent topic in current family research, with proven detrimental effects on the well-being of both parents and children. However, the specific mechanism by which parenting burnout impacts the parent-child relationship within families remains unclear. Furthermore, there is limited research exploring whether parenting burnout has a direct impact on the parent-child relationship.
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