Damhanna1976
Fms-like tyrosine kinase 3 (FLT3) has been verified as a therapeutic target for acute myeloid leukaemia (AML). In this study, we report a series of 2-(1H-indazol-6-yl)-1H-benzo[d]imidazol-5-yl benzamide and phenyl urea derivatives as potent FLT3 inhibitors based on the structural optimisation of previous FLT3 inhibitors. Derivatives were synthesised as benzamide 8a-k, 8n-z, and phenyl urea 8l-m, with various substituents. The most potent inhibitor, 8r, demonstrated strong inhibitory activity against FLT3 and FLT3 mutants with a nanomolar IC50 and high selectivity profiles over 42 protein kinases. In addition, these type II FLT3 inhibitors were more potent against FLT3 mutants correlated with drug resistance. Overall, we provide a theoretical basis for the structural optimisation of novel benzimidazole analogues to develop strong inhibitors against FLT3 mutants for AML therapeutics.
Although several predictors of COVID-19 vaccine hesitancy have been identified, the role of physical health and, particularly, mental health, is poorly understood.
We used individual-level data from a pandemic-focused investigation (COVID Survey), a prospective cohort study nested within the UK Understanding Society (Main Survey) project. In the week immediately following the announcement of successful testing of the first efficacious inoculation (Oxford University/AstraZeneca, November/December 2020), data on vaccine intentionality were collected in 12,035 individuals aged 16-95 years. CC-99677 cost Pre-pandemic, study members had responded to enquiries about diagnoses of mental and physical health, including the completion of the 12-item General Health Questionnaire for symptoms of psychological distress (anxiety and depression). Peri-pandemic, individuals indicated whether they or someone in their household was shielding; that is, people judged by the UK National Health Service as being particularly clinically vulnecy, the role of physical and mental health has not been well-examined despite both groups seemingly experiencing an elevated risk of the disease.In a large UK cohort study, people with a pre-pandemic physical condition were more likely to take up the theoretical offer of vaccination.There were no apparent effects for indices of pre-pandemic mental health.
People with a physical condition were more likely to take up the potential offer of a COVID-19 vaccination. These effects were not apparent for indices of mental health.Key messagesIn understanding predictors of COVID-19 vaccine hesitancy, the role of physical and mental health has not been well-examined despite both groups seemingly experiencing an elevated risk of the disease.In a large UK cohort study, people with a pre-pandemic physical condition were more likely to take up the theoretical offer of vaccination.There were no apparent effects for indices of pre-pandemic mental health.
Glypican-1 (GPC-1) is a heparan sulfate proteoglycan (HSPG) overexpressed in multiple cancers. Multiple studies indicate the prominence of this cancer biomarker with significant diagnostic and therapeutic potential. Recent advances in monoclonal antibody (mAb)-based biopharmaceuticals targeting GPC-1 show promise toward managing GPC-1-positive solid tumors clinically.
This review addresses GPC-1 targeting antibodies for cancer therapy, in preclinical and clinical development. Current and emerging development of different anti-GPC-1 antibody formats based on mechanism of action and application are also discussed.
Clinical development of novel anti-GPC-1 antibody-based formats is still in its early days. Using the patented anti-GPC-1 Miltuximab® as a case study, we have made an attempt to illustrate a pathway for preclinical to clinical translation, which could be useful for newer GPC-1 targeting immunotherapy agents.
Clinical development of novel anti-GPC-1 antibody-based formats is still in its early days. Using the patented anti-GPC-1 Miltuximab® as a case study, we have made an attempt to illustrate a pathway for preclinical to clinical translation, which could be useful for newer GPC-1 targeting immunotherapy agents.
The Cusp of Carabelli (CoC) is the most commonly occurring dental morphological trait.
To provide a pancontinental overview on the prevalence of the CoC in primary maxillary second molars and permanent maxillary molars.
An electronic search was conducted on ten databases without year restrictions up to July 2020. All cross-sectional studies published in the English language reporting prevalence estimate of CoC were included. A modified version of the Newcastle-Ottawa scale was used to assess study quality. Meta-analyses were conducted for studies that reported data using Dahlberg and ASUDAS classification across continents.
For qualitative synthesis, 142 studies (45,327 participants) were included, of which 130 studies had moderate risk of bias. Random effects meta-analysis was performed for 41 studies. For prevalence of CoC in primary maxillary second molars, the estimate was 72% (2,829 participants). The overall percentage attained for permanent maxillary molars was 59% (16,607 participants) for first molars; 8% (2,277 participants) for second molars; and 10% (89 participants) for third molars. Subgroup analysis revealed the European continent reported the highest prevalence in permanent maxillary first and second molars.
Primary maxillary second molars recorded highest prevalence of CoC followed by permanent maxillary first, third and second molars. Pancontinental studies with regard to primary maxillary second molars are warranted.
Primary maxillary second molars recorded highest prevalence of CoC followed by permanent maxillary first, third and second molars. Pancontinental studies with regard to primary maxillary second molars are warranted.
Failure to elicit patients' values, goals, and priorities can result in missed opportunities to provide patient-centered care. Little is known about resident physicians' direct experience of eliciting patients' values, goals, and priorities and integrating them into routine hospital care.
In 2017, we asked resident physicians on general internal medicine wards rotations to elicit and document a "Personal History" from patients upon hospital admission, in addition to a traditional social history. We defined a Personal History as documenting "what matters most to the patient and why." The purpose of the Personal History was to understand and consider patients' values, goals, and priorities. We then conducted qualitative interviews of the resident physicians to understand their experiences eliciting and integrating patients' values, goals, and priorities in routine hospital care.
We performed this exploratory intervention at a large high-volume urban hospital. Two teams from general medicine wards participnt-centered practice.
Resident physicians had generally positive views of eliciting a Personal History from patients upon admission to the hospital. Overall, many residents conveyed the perceived ability to elicit and consider patient's values, goals, and priorities in certain situations (e.g., patient not in distress, adequate rapport, lack of competing priorities such as medical emergencies or overwhelming workloads). External factors, such as electronic health record design and accountability from attending physicians, may further promote residents' efforts to routinely incorporate patients' values, goals, and priorities in clinical care. Increasing familiarity among both resident physicians and patients in routinely discussing patients' values, goals, and priorities may facilitate patient-centered practice.In this study, the motion and deformation of a red blood cell in a Poiseuille flow through microvessels under the effect of a uniform transverse magnetic field is comprehensively investigated to get a better insight into blood hemorheology. The rheology of the RBC and the surrounding blood flow are examined numerically in two dimensions using a Finite Element Method. It is essential to know that the flow patterns of blood change in the presence of an RBC. The simulation results demonstrate that the magnetic field has significant influence on the flow stream and the behavior of the RBC, including the motion and the cells deformation.
To compare the long-term efficacy of microwave ablation (MWA) for subcapsular and non-subcapsular hepatocellular carcinomas (HCCs) using propensity score matching (PSM).
Using a multicenter database, we enrolled 430 patients (347 men, 83 women; age range, 15-71 years) with HCCs who received percutaneous ultrasound-guided MWA, between January 2012 and December 2018. The patients were grouped as follows, based on whether the tumor was adjacent to the capsule subcapsular group (
= 142) and non-subcapsular group (
= 142). To evaluate the correlation between subcapsular position and efficacy of MWA, a Cox proportional hazards model was used to calculate disease-free survival (DFS) and overall survival (OS) based on PSM data.
In total, 142 pairs of patients were matched. In the PSM cohort, the 1-year, 3-year, and 5-year DFS rates of the subcapsular and non-subcapsular groups were 84%, 61%, and 47%, respectively, and 85%, 67%, and 58%, respectively, while the 1-year, 3-year, and 5-year OS rates were 98%, 90%, and 84%, respectively, and 98%, 90%, and 88%, respectively. In the PSM cohort, subcapsular position was not an independent risk factor for DFS (hazard ratio [HR] = 1.291,
= 0.196) or OS (HR = 0.926,
= 0.866). Additionally, there were no significant differences in the incidence of local tumor progression, major complications, technical success rate, number of puncture needles, and postoperative hospital stay between the two groups (
> 0.05).
There were no significant differences in DFS, OS, incidence of local tumor progression, and major complications between patients with subcapsular and non-subcapsular HCCs treated with MWA.
There were no significant differences in DFS, OS, incidence of local tumor progression, and major complications between patients with subcapsular and non-subcapsular HCCs treated with MWA.
The aim of this study was to retrospectively evaluate the prognostic value of the pretreatment platelet (PLT) count in patients with hepatitis B virus (HBV)-related intermediate-advanced hepatocellular carcinoma (HCC) complicated with cirrhosis undergoing transcatheter arterial chemoembolization (TACE).
We assessed 362 patients with HBV-related intermediate-advanced HCC complicated with cirrhosis undergoing TACE. Patients were divided into low (≤96×10
/L) and high (>96×10
/L) PLT groups. Propensity score matching (PSM) was performed to eliminate the imbalance in potential confounding factors. The endpoint was time to progression (TTP).
After PSM, the high and low PLT groups had 97 patients each. The TTP was significantly longer in the low PLT group than in the high PLT group (log-rank test, p <0.001). A high pretreatment PLT count was an independent predictor of poor tumor response (OR 4.724; 95% CI 1.889-11.815; P =0.001) and short TTP (HR=3.598; 95% CI 2.570-5.036; P <0.001). Subgroup analysis showed that a high PLT count increased the risk of progression across almost all subgroups.
The pretreatment PLT count has potential value in predicting the prognosis of patients with intermediate-advanced HCC undergoing TACE.
The pretreatment PLT count has potential value in predicting the prognosis of patients with intermediate-advanced HCC undergoing TACE.