Of the 486 women seen prior to 2010 (group 1), 85 had Bishop scor

Of the 486 women seen prior to 2010 (group 1), 85 had Bishop scores of 5 or less and underwent insertion of laminaria tents (group A). In the 296 women admitted after 2010 (group 2), 27 had Bishop

scores of 5 or less and underwent labor management without insertion of laminaria tents (group B). The patient characteristics, delivery course and neonatal outcomes were compared between the groups.

ResultsThere were no significant differences in the maternal age, Oligomycin A percentage of nulliparas, body mass index, gestational age at delivery or Bishop score between the groups. The Bishop score improved from 2.5 to 6.1 after laminaria tent insertion in group A. However, there were no significant intergroup differences in the frequency of use of labor-inducing agents or the time interval from PROM to delivery. The incidence of clinical/pathological chorioamnionitis was not higher in group A than in group B. No significant differences were found in the Apgar scores, umbilical artery pH or frequency of asphyxia neonatorum between the groups. Mechanical cervical dilatation by laminaria tent insertion neither increased the incidence of infection nor contributed to improvement of the perinatal prognosis.

ConclusionMechanical

cervical dilatation does not provide any benefit for women with PROM 4EGI-1 nmr at term.”
“We report a case of thymic carcinoma presenting as unilateral shoulder pain for 13 months. Before an accurate diagnosis was made, the patient received conservative treatment, cervical discectomies, and myofascial trigger point injection, none of which relieved his pain. When thymic carcinoma was eventually diagnosed, he received total resection of the tumor and the shoulder pain subsided completely. Selleckchem GDC 973 Thymic carcinoma is a rare carcinoma, and our review of the literature did not show shoulder pain as its initial presentation except for one case report. The purpose of this report is to document our clinical experience so that other physiatrists can

include thymic carcinoma in their differential diagnosis of shoulder pain.”
“AimThe aim of this study was to review diagnostic/therapeutic strategies of umbilical endometriosis managed in our department and evaluate the effectiveness of these strategies.

MethodsMedical records for patients with diagnosis of endometriosis managed from 1999 through 2011 in the University of Tokyo Hospital were retrospectively reviewed. Cases with diagnosis of umbilical endometriosis were identified. Clinical information of age, gravida, parity, histories of surgery and oral contraceptive (OC), management for the disease prior to the first visit, symptoms, patients’ desire for pregnancy, diagnostic/therapeutic methods and prognosis were reviewed and summarized.

ResultsDuring the period, 2530 patients with diagnosis of endometriosis were identified. Seven patients had diagnosis of umbilical endometriosis, giving an incidence of 0.

While the majority of people are interested in organ donation, th

While the majority of people are interested in organ donation, they lack a means to express this interest – most do not

even realize they possess an organ donor card. A significant proportion of people who were not supportive of donation were misinformed in critical areas of knowledge that likely selleck products influenced this decision including the rich being preferentially transplanted, the consent process, disfigurement, and donors receiving worse medical care.”
“We describe an endothelial keratoplasty technique in which Descemet membrane is transplanted with a peripheral ring of corneal stroma. As in Descemet stripping automated endothelial keratoplasty (DSAEK), a microkeratome resects an anterior corneal cap. A big-bubble technique is then used to detach the central 6.0 to 7.0 mm of Descemet membrane. The scleral rim is again mounted on an artificial anterior chamber. The stroma overlying the big bubble is excised and the tissue punched with an 8.5 to 9.0 mm

trephine. This leaves a bare central Descemet membrane with an attached peripheral YM155 molecular weight rim of stroma. The graft is inserted using methods previously described for DSAEK. The graft’s stromal rim allows it to spontaneously unfold once inside the eye. The Descemet membrane automated endothelial keratoplasty transplantation technique combines the superior vision potential of Descemet membrane endothelial keratoplasty with the easier insertion and manipulation of DSAEK.”
“Time-resolved comparative study of dual magnetron sputtering (dual-MS) and dual high power impulse magnetron sputtering (dual-HiPIMS) systems arranged with closed magnetic field is presented. The dual-MS system was operated with a repetition frequency 4.65 kHz (duty cycle approximate to 50%). The frequency during dual-HiPIMS is lower as well as its duty cycle (f=100 Hz, duty 1%). Different metallic targets (Ti, Cu) and different cathode voltages were applied

to get required stoichiometry of Ti Cu thin Apoptosis inhibitor films. The plasma parameters of the interspace between magnetrons in the substrate position were investigated by time-resolved optical emission spectroscopy, Langmuir probe technique, and measurement of ion fluxes to the substrate. It is shown that plasma density as well as ion flux is higher about two orders of magnitude in dual-HiPIMS system. This fact is partially caused by low diffusion of ionized sputtered particles (Ti(+), Cu(+)) which creates a preionized medium. (C) 2010 American Institute of Physics. [doi:10.1063/1.3467001]“
“We sought to determine factors that predict the successful surgical repair of biliary complications after adult living donor liver transplantation (ALDLT).

Methods:

Records of 82 consecutive ALDLT right lobe recipients were reviewed. Operations were performed on 19 recipients for biliary complications. Post-operative biliary complications were analyzed.

EVs are known to cause a wide range of disease such as meningitis

EVs are known to cause a wide range of disease such as meningitis,

encephalitis, and sepsis. HPeV1 and 2 have been associated with mild gastrointestinal or respiratory symptoms in young children. HPeV3 is associated with more severe neonatal infection. Little is known about the epidemiology and pathology of HPeV4-6 Epacadostat purchase in children.

Methods: We evaluated the clinical symptoms of the children with an HPeV 4, 5, or 6 infection. The patients with positive HPeV4-6 in stool samples were selected and available plasma or cerebrospinal fluid samples from these patients were tested for HPeV. Data on clinical symptoms, diagnosis, presence and duration of fever, medical history, mean age, use AG-120 supplier of antibiotics of the children infected with HPeV4-6 were retrospectively documented.

Results: HPeV4-6 were found in 31 of the 277 HPeV positive children (11%). Coinfection with EV was seen in 8 patients. Fever was seen in 13 (42%) patients. Of the HPeV4-6 positive patients, 20 of the 31 children (64%) presented with gastrointestinal complaints and 18 of 31 (58%) patients had respiratory symptoms. The mean age was 14 months, 58% of the patients had an underlying disorder such as bronchomalacia

or a cardiac disorder.

Conclusions: Symptomatic HPeV4-6 infections are seen in relative young children and are associated with respiratory and/or gastrointestinal symptoms. HPeV type 4 was detected more frequently than HPeV types 5 and 6.”
“We present an experimental study of the electron and hole charging and discharging processes in the direct tunneling regime of Ge nanocrystals (NCs) embedded in the SiO(2) of metal/oxide/

semiconductor transistors. A specific aim was to verify theoretical predictions of very long hole retention times for Ge NCs embedded in SiO(2) with this website thin (direct) tunneling barriers which could be harnessed for fast nonvolatile memories. While we observed longer electron retention times than theoretically predicted, we did not find experimentally the expected long hole retention times. To explain the discrepancies between our results and the theoretical predictions, several nonideal properties of the real Ge-NC:SiO(2)/Si system were investigated. In particular, a Ge NC preparation-induced increase in the volume trap density in the tunnel oxide and an increase in the trap density at the interface between the tunnel oxide and the Si substrate were detected. However, this moderate increase in the trap densities by about one order of magnitude (as compared to reference samples without any Ge NCs) does not provide a plausible explanation for the short hole retention times observed.

Nevertheless, we found that the potential energy of the quenched

Nevertheless, we found that the potential energy of the quenched states and the distribution of the Voronoi polyhedra in the models created from PPCFs were different than the target quantities. This study shows that reverse Monte Carlo technique used to analyze the diffraction data can result in a considerably more disordered structure than the target structure. c 2010 American Institute of Physics. [doi: 10.1063/1.3359710]“
“Poly(vinyl

alcohol) (PVA)/silver composite nanofibers were successfully prepared by the electrospinning method. Water-based colloidal silver ACY-241 nmr in a PVA solution was directly mixed without any chemical or structural modifications into PVA polymer fibers to form organic-inorganic composite buy Foretinib nanofibers. The ratio of silver colloidal solution to PVA played an important role in the formation of the PVA/silver composite nanofibers. We prepared

two different atactic PVA/silver nanocomposites with number-average degrees of polymerization of 1700 and 4000 through electrospinning with various processing parameters, such as initial polymer concentration, amount of silver colloidal solution, applied voltage, and tip-to-collector distance. The PVA/silver composite nanofibers were characterized by field emission scanning electron microscopy and transmission electron microscopy (TEM). TEM images showed that silver nanoparticles with an average diameter of 30-50 nm were obtained and were well distributed in

the PVA nanofibers. (C) 2009 Wiley Periodicals, Inc. J Appl Polym Sci 115: 2883-2891, 2010″
“The aim of this study was to characterize the response of acute phase proteins (APP) in rabbits experimentally infected with Trypanosoma evansi (T. evansi), and to relate the findings with serum immunoglobulins levels, in order to verify the relation between APP and the immune response of rabbits. A total of 12 animals were used in this experiment and divided into 2 groups, control and infected, of six rabbits each. The experimental period was 118 days, and blood was collected on days 0, 5, 20, 35, 65, 95 and 118 post-infection (PI). selleck products The infection with T. evansi stimulated APP and immunoglobulins production, once the infected animals showed an increase in C-reactive protein, haptoglobin, alpha 2-macroglobulin and IgM levels. The elevation in IgM levels observed in this study, when related to the increase in C-reactive protein and haptoglobin levels, suggests the involvement of these proteins in host defense against flagellated protozoa, with possible participation in the control of the parasitemia in rabbits infected with T. evansi. (c) 2013 Elsevier Ltd. All rights reserved.”
“First-principles calculations were used to compute the dielectric permittivities of hypothetical [La, Sc](2)O-3 solid solutions in the cubic (bixbyite) and hexagonal La2O3 phases. Dielectric enhancement is predicted at small Sc concentrations due to the rattling ion effect.

It is thought that a degree of body fat

is required for i

It is thought that a degree of body fat

is required for initiation of puberty and maintenance of reproductive function in mammals. The objective of this study was to determine whether polymorphisms in the leptin (LEP), leptin receptor (LEPR), paired box 5 (PAX5), aldo-keto reductase (AKR), and pro-opiomelanocortin (POMC) genes were associated with age, leptin concentration, backfat as an indicator of body condition, or BW at puberty in 3 lines of gilts and to characterize genetic relationships among these traits. The first 2 lines, PRIMA-1MET manufacturer born in 2001, were formed by crossing maternal White Cross (Yorkshire x Maternal Landrace) gilts to Duroc (n = 210) or (lean) Landrace (n = 207) boars. The remaining line (n = 507), born in 2002, was formed by crossing progeny of the Duroc-

and Landrace-sired lines. At first estrus, age, BW (BWP), and backfat (BFP) at puberty were recorded and blood was collected for leptin assays. Nine SNP were detected in candidate genes/regions: 1 in LEP, 3 in LEPR, 1 in PAX5, 2 in AKR, and 2 in POMC. Animals were genotyped for each of the SNP; genotypes were validated using GenoProb. The association model included fixed effects of farrowing group, covariates of SNP genotypic probabilities (from GenoProb), and random additive polygenic effects to account for genetic similarities between animals not explained by SNP. Variance components for polygenic effects and error were estimated using MTDFREML. Leptin concentrations were logarithmically transformed for data analysis. Baf-A1 price All 4 traits were moderately to highly

heritable (0.38 to 0.48). Age and leptin at puberty had a significant (P < 0.01) genetic correlation at -0.63 +/- 0.097, and the genetic correlation between BWP and age at puberty was 0.65 +/- 0.083 (P < 0.01). Significant additive associations (a; P < 0.05) were detected at PAX5 for age at puberty (a = 3.2 d) and for BFP (a = 0.61 mm). One SNP in LEPR was associated with leptin concentration (a = 0.31 log units; P < 0.05). The associations from PAX5 correspond to a QTL peak for age at puberty detected on SSC1. Although not necessarily the causative mutation, this result implies that a QTL that can decrease age at puberty without increasing BFP and BWP at puberty may exist in this region in commercial pigs.”
“We have studied the coexistence of exchange 5-Fluoracil cost bias (EB) effect and spin-dependent magnetotransport in a Ni/NiO nanogranular sample by measuring the magnetization (M) and the magnetoresistance (MR) versus the magnetic field (H) in the 5-250 K temperature (T) range, both in zero-field-cooling (ZFC) and field-cooling (FC) conditions. The sample consisted of Ni nanocrystallites (mean size similar to 13 nm) dispersed in a NiO matrix; the Ni volume fraction was similar to 33%, above the percolation threshold for electrical conductivity, as revealed by the low resistivity (order of 10(-3) Omega m) and by its growth with increasing T.

These shorter regimens are associated with higher completion rate

These shorter regimens are associated with higher completion rates.SummaryThere are two distinct modalities for LTBI diagnosis and several treatment regimens that can prevent TB disease in infected children. The selection of treatment regimen should take several factors into consideration, including adherence, drug susceptibility

results of the presumed source case (if known), safety, cost, and patient preference.”
“Objectives: To provide an overview of reporting and methodological quality in diagnostic test accuracy (DTA) studies in the musculoskeletal field and evaluate the use of the QUality Assessment of Diagnostic Accuracy Citarinostat research buy Studies (QUADAS) checklist.

Study Design and Setting: A literature review identified all systematic reviews that evaluated the accuracy of clinical tests to diagnose musculoskeletal conditions and used the QUADAS checklist. Two authors screened all identified reviews and

extracted data on the target condition, index tests, reference standard, included studies, and QUADAS items. A descriptive analysis of the QUADAS checklist was performed, along with Rasch analysis to click here examine the construct validity and internal reliability.

Results: A total of 19 systematic reviews were included, which provided data on individual items of the QUADAS checklist for 392 DTA studies. In the musculoskeletal field,.uninterpretable or intermediate test results are commonly not reported with 175 (45%), scoring no to this item. The proportion of studies fulfilling certain items varied from 22%. (item 11) to 91% (item 3). The interrater

reliability of the QUADAS checklist was good and Rasch analysis showed excellent construct validity and internal consistency.

Conclusion: This overview identified areas where the reporting and performance of diagnostic studies within the musculoskeletal field can be improved. (C) 2014 Elsevier Inc. All rights reserved.”
“Clinical guidelines provide find more similar recommendations for the management of new neck pain and low back pain (LBP) but it is unclear if general practitioner’s (GP) care is similar. While GP’s management of LBP is well documented, little is known about GP’s management of neck pain. We aimed to describe GP’s management of new neck pain and compare this to GP’s management of new LBP in Australia between April 2000 and March 2010.

All GP-patient encounters for a new (i.e. first visit to any medical practitioner) neck pain or LBP problem were compared in terms of treatment delivered, referral patterns and requests for laboratory and imaging investigations.

General practitioners in Australia have managed new neck pain and LBP problems at a rate of 3.1 and 5.8 per 1,000 GP-patient encounters, respectively. GP’s primarily utilised medications, in particular non-steroidal anti-inflammatory drugs, to manage new neck and LBP problems and referred approximately 25% of all patients for imaging.

84 unit/L, 163 5/sec, and 3 9×10(6)/m center dot sec, respectivel

84 unit/L, 163.5/sec, and 3.9×10(6)/m center dot sec, respectively.”
“At the beginning of a new millennium, syphilis incidence has been increasing worldwide, occurring primarily among men who have sex with men (MSM). The clinical features of primary syphilis among MSM is described, a case-note review of the primary syphilis (PS) patients who attended the Institute of Skin and Venereal learn more Diseases. The diagnosis was assessed based upon the clinical features and positive syphilis serology tests. Among 25 patients with early syphilis referred during 2010, PS was diagnosed in a total of 13 cases. In all patients, unprotected oral sex was the only possible route of transmission, and two out of 13 patients had HIV co-infection.

Overall, 77% of men presented with atypical penile manifestation. The VDRL test was positive with low titers. The numerous atypical clinical presentations of PS emphasize the importance of continuing education of non-experienced selleck chemicals physicians, especially in countries with lower reported incidence of syphilis. (C) 2012 Elsevier Editora Ltda. All rights reserved.”
“Trans fatty acids (t-FA) contents were analyzed in 26 food items that were collected from Korean grocery stores in 2005 and 2008. Lipid was extracted through Soxhlet and Mojonnier methods. Fatty acid profile, including t-FA and positional fatty acid composition was analyzed by gas chromatography. The comparative study of fatty

acids composition including t-FA was employed in 2005 and 2008. Among the analyzed food items, most of the food items showed higher lipid content in 2005 than in 2008. Some food items such as biscuits (0.4-7.2 g/100 g of food), fried snacks (0.1-3.6 g/100 g of food), and cookies (0.4-2.4 g/100 g of food) contained Apoptosis inhibitor relatively higher level of t-FA than other food groups (cracker, processed chocolate, and ice cream) in 2005. Comparing t-FA content in 2005, it was considerably decreased up to 91.5% in 2008 whereas saturated fatty acids (SFA) were

increased up to 43.3% in the analyzed food items.”
“Members of the genus Myroides are aerobic Gram-negative bacteria that are common in environmental sources, but are not components of the normal human microflora. Myroides organisms behave as low-grade opportunistic pathogens, causing infections in severely immunocompromised patients and rarely, in immunocompetent hosts. A case of Myroides odoratimimus cellulitis following a pig bite in an immunocompetent child is presented, and the medical literature on Myroides spp. soft tissue infections is reviewed. (C) 2012 Elsevier Editora Ltda. All rights reserved.”
“The aim of this study was to investigate the effects of persimmon-vinegar supplementation on blood lipid profiles, carnitine concentrations, and hepatic mRNA levels of enzymes involved in fatty acid metabolism. Thirty-two C57BL/6J male mice were divided into 4 groups; control group (HD), industrial vinegar group (HD-V), and persimmon-vinegar groups (HD-PV1, HD-PV2).

They rated each fsMR image according to 5 visibility parameters:

They rated each fsMR image according to 5 visibility parameters: 1) ventricle size, 2) ventricle configuration, 3) presence or absence of transependymal flow, 4) presence or absence of motion artifact, and 5) visualization of the ventricular catheter. Each parameter was graded as 1 (present) or

0 (absent). Thus, the maximum value assigned to each scan could be 5 and the minimum value assigned to each scan could be 0. Interrater reliability between pairs of observers was calculated using the Kendall’s tau-b and intraclass coefficients.

Results. Two hundred patients underwent fsMRI. No child required sedation. The NF-��B inhibitor average duration of examinations was approximately 3.37 minutes, and mean age of the patients was 5.7 years. Clinically useful images were attained in all cases. Overall quality of the fsMRI studies based on the 5 different visibility parameters showed that 169 images (84.5%)

included 4 or 5 parameters (score 4) and had statistically significant excellent quality. The Kendall’s tau-b for the overall fsMRI ratings was 0.82 (p = 0.002) and the intraclass coefficient was 0.87 (p <0.0001).

Conclusions. In the present cohort of 200 patients, fsMRI studies were shown to have an excellent overall quality and a statistically significant high ITF2357 molecular weight degree of interrater reliability. Consequently, the authors propose that fsMRI is a sufficiently effective modality that eliminates Bcr-Abl inhibitor the need for sedation and the use of ionizing radiation and that it should supplant CT for routine surveillance imaging in hydrocephalic patients.”
“OBJECTIVE: Most data regarding conditions associated with or contributing to stillbirth are derived from fetal death certificates. Our purposes were to compare stillbirth data recorded in vital statistics with those in the medical record and to investigate whether diagnostic evaluations differed in tertiary care and community hospitals.

METHODS: In this cross-sectional study, fetal death certificate data identified individuals

with stillbirths delivering in eight Salt Lake City hospitals from 1998 to 2002. Medical records were reviewed to assess demographics, diagnostic evaluation, and potential causes of stillbirth. Data were compared between death certificates and the medical record by calculation of the kappa coefficient for categorical variables or Kendall’s tau-b coefficients based on the number of concordant and discordant pairs of observations for continuous variables. Diagnostic tests completed were compared between community and tertiary care hospitals with chi(2) or Fisher exact test.

RESULTS: Five-hundred fifty-six individuals were identified, and 461 (83%) charts were available for review. Correlation between death certificates and the medical record was nearly perfect for demographic variables (correlation 0.8-0.9) but slight to moderate (correlation 0.2-0.5) for contributing or etiologic factors.


“Background: The aim of this study was to clarify the role


“Background: The aim of this study was to clarify the role of global hypomethylation of repetitive elements in determining the genetic and clinical features of multiple myeloma (MM).

Methods: We assessed global methylation levels using

four repetitive elements (long interspersed BTK inhibitor mouse nuclear element-1 (LINE-1), Alu Ya5, Alu Yb8, and Satellite-a) in clinical samples comprising 74 MM samples and 11 benign control samples (7 cases of monoclonal gammopathy of undetermined significance (MGUS) and 4 samples of normal plasma cells (NPC)). We also evaluated copy-number alterations using array-based comparative genomic hybridization, and performed methyl-CpG binding domain sequencing (MBD-seq).

Results: Global levels of the repetitive-element methylation declined with the degree of malignancy of plasma cells (NPC>MGUS>MM), and there was a significant inverse correlation between the degree of genomic loss and the LINE-1 methylation levels. We identified 80 genomic loci as common breakpoints (CBPs) around commonly lost regions, which were significantly associated with increased LINE-1 densities. MBD-seq analysis revealed that average DNA-methylation levels at the CBP loci and relative methylation levels in regions with higher LINE-1 densities also declined during the development of MM. We confirmed that levels of methylation of the 5′ untranslated

region of respective LINE-1 loci correlated strongly with global LINE-1 methylation levels. Finally, there was a significant association between LINE-1 hypomethylation selleck screening library and poorer overall survival (hazard ratio 2.8, P = 0.015).

Conclusion: Global hypomethylation of LINE-1 selleck is associated with the progression of and poorer prognosis for MM, possibly due to frequent copy-number loss.”
“Aromatic plant species of genus Thymus are important medicinal plants, highly recommended due to a range of therapeutic properties of their essential oils, commonly known as thyme oil:

antirheumatic, antiseptic, antispasmodic, antimicrobial, cardiac, carminative, diuretic and expectorant. The oil is also beneficial in boosting the immune system and helps to fight colds, flu, infectious diseases and chills. It is proved to be a urinary antiseptic, being very helpful for cystitis and urethritis. Scientific validation of traditional uses, and phytochemical and bioactivity evaluation of essential oils from Thymus serpyllum, Thymus algeriensis and Thymus vulgaris were performed.

GC/MS analysis revealed thymol as a major component of T. algeriensis, T. vulgaris and T. serpyllum, with its contribution to the oil 56.0%, 48.9% and 38.5%, respectively. All three essential oils (EOs) exhibited a significant antimicrobial activity against all tested strains, the T. serpyllum oil being the most potent one (MIC 2.

The World Health Organization recommends an artemisinin-based com

The World Health Organization recommends an artemisinin-based combination therapy

as the first-line treatment of uncomplicated malaria in the second and third trimesters of pregnancy. The study objective was to determine the degree to which presumed episodes of uncomplicated symptomatic malaria Ferroptosis inhibition in pregnancy were treated with a recommended anti-malarial regimen in a region of Uganda.

Methods: Utilizing a population-based random sample, we interviewed women living in Jinja, Uganda who had been pregnant in the past year.

Results: Self-reported malaria during the index pregnancy was reported among 67% (n = 334) of the 500 participants. Among the 637 self-reported episodes of malaria, an anti-malarial drug was used for treatment in 85% of the episodes. Use of a currently recommended treatment in the first trimester was uncommon (5.6%). A contraindicated anti-malarial drug (sulphadoxine-pyrimethamine and/or artemether-lumefantrine) was involved in 70% of first trimester episodes. Recommended anti-malarials were used according to the guidelines in only 30.1% of all second and third trimester episodes.

Conclusions: Self-reported malaria was extremely common in this population and adherence to treatment guidelines for the management of

malaria 8-Bromo-cAMP cost in pregnancy was poor. Use of artemether-lumefantrine combined with non-recommended anti-malarials was common practice. Overuse of anti-malarial drugs, especially ones that are no longer recommended, undermines malaria control efforts by fueling the spread of drug resistance and delaying appropriate treatment of non-malarial febrile illnesses. Improved diagnostic capacity is essential to ultimately improving the management of malaria-like symptoms during pregnancy and appropriate Q-VD-Oph cell line use of currently

available anti-malarials.”
“Activation of the transcription factor signal transducer and activator of transcription 5b (STAT5b) is a key event in the development of asthma. The potent ability of small interfering RNA (siRNA) to inhibit the expression of STAT5b mRNA has provided a new class of therapeutics for asthma. However, efficient delivery of siRNAs remains a key obstacle to their successful application. A targeted intracellular delivery approach for siRNA to specific cell types would be highly desirable. We used packaging RNA (pRNA), a component of the bacteriophage phi29-packaging motor, to deliver STAT5b siRNA to asthmatic spleen lymphocytes. This pRNA was able to spontaneously carry siRNA/STAT5b and aptamer/CD4, which is a ligand to CD4 molecule. Based on RT-PCR data, the pRNA dimer effectively inhibited STAT5b gene mRNA expression of asthmatic spleen lymphocytes, without the need for additional transfections.