As cases of intussusception reported from other hospitals could n

As cases of intussusception reported from other hospitals could not be confirmed using the Brighton Collaboration Case Definition, they were not included in the calculation of incidence and therefore the incidence rate from sentinel site surveillance reflects the hospital incidence rate rather than HSP inhibitor review the population incidence and therefore may under

estimate the true population based intussusception incidence. However, it is possible to estimate population based incidence rates based on results from a sentinel site study if data of admissions from other hospitals in the region is accessible and accurate, cases can be verified, and if there is a clear understanding of regional population migration and health seeking behaviour. Based on the data obtained in this study, we estimated an incidence rate of intussusception in infants 0–24 months of 3.48 per 10,000 infants (0–24 months) in the State of Victoria. This is consistent with previously published incidence rates for Victorian infants Enzalutamide cost (3.8 per 10,000 infants in 1994–2000) [24]. The completeness and accuracy of data describing the clinical presentation and management of intussusception is highly dependent on the quality of the description of symptoms and signs recorded in medical records. The specificity of case

ascertainment was high in the present study, therefore we believe clinical data are accurate reflection of intussusception patients admitted to Royal Children’s Hospital over the study period. The data captured on the range of clinical presentation, diagnosis methods and outcomes were similar to that reported in previous retrospective studies conducted at Royal Children’s Hospital that includes data collected over a 40-year period [12] and [25]. Intussusception is rare in infants <2 months of age and there has not been a case in this age group reported in this study or in the previous cohort extending back to 1994 [11]. The clinical presentation is consistent

with that observed in previous studies. The proportion of infants requiring surgery was higher in the younger (≤6 months) compared to older infants (>6 months of age). In the present study we observed ALOX15 a lower rate of intestinal resection (6.5%: 95% CI 3.6%, 11.0%) than that reported in the earlier study (11.5%) [11]. In the present study we accessed the Australian Childhood Immunisation Register to assess the accuracy of immunisation data recorded in the hospital medical record and verify the vaccination status of children hospitalised for intussusception at the Royal Children’s Hospital. Recognising that this study collected data on both before and after introduction of a rotavirus vaccine into the National Immunisation Program we have limited data on the impact of hospitalisations following administration of a rotavirus vaccine.

Pulmonary artery pressure

was significantly reduced in gr

Pulmonary artery pressure

was significantly reduced in group. 1 & 3 patients (P < 0.0001, Table 2). The comparison of changes in all the above parameters between the three groups was statistically significant (p < 0.01 for all) ( Table 2). Only 43 patients out of 93 were having significant diastolic dysfunction. When comparing the E/A ratio, diastolic score and deceleration time it was seen that all the three were almost similar to baseline in all the treatment groups except the patients in group 3 deceleration time was significantly increased (P < 0.001) and the diastolic score was significantly decreased in the group 3 patients (P < 0.01) suggesting improved diastolic function. ( Table 2) whereas a slight increase of deceleration time and decrease in diastolic score was observed in the group 2 patients receiving only T. arjuna treatment. HKI-272 cell line (P < 0.05) ( Table 2). Mitral valve regurgitation was significantly reduced in group 1 & 3 patients (P < 0.001& P < 0.0001) respectively. Myocardial performance index (MPI) for left ventricle could be calculated for only 10 patients in group 3 (0.41 ± 0.03). Because of some constraints in calculation MPI comparison could not be made, however the last recordings and calculations

definitely points towards a better Tei index in the group 3 patients and predicts favourable effect of the group 3 treatment. In the group 3 patients 41.9% (13) had a reduction in diastolic score, 38% (12) had no change and 20% (6) had GPX6 increase in diastolic score from the baseline. At the end of the study period 64.5% (20) patients in group 1 remained in the same functional class and 34.5% (11) check details increased their functional class suggesting worsening

of clinical status. In the group 2 patients 58% (18) remained in their functional class and 42%(13) increased their functional class. In the group 3, 64.5% (20) patients remained in their functional class, 16.1%(5) patients decreased their functional class from III to II and 19.4% (6) patients increased their functional class. This is reflected in the number of hospitalizations as reported in Table 3. The main findings of this study is that the patients of dilated cardiomyopathy with mild to moderately reduced functional capacity and in stable condition if treated with T. arjuna along with the standard. Therapy for a period of 2 years can satisfactorily improve the systolic and diastolic functions of the heart. Apart from improvement in the ejection fraction there is a significant reduction in the ventricular systolic and diastolic diameters and in the degree of mitral regurgitation. Reduction in the pulmonary artery pressure measured during systole (tricuspid valve gradient) contributes to the improvement in the diastolic functions. The systolic and diastolic blood pressure as well as the NYHA functional class seems to be favourably affected by the combination of the standard treatment plus the standardized T. arjuna treatment.

Decisions and recommendations taken by the committee enjoy the hi

Decisions and recommendations taken by the committee enjoy the highest level of credibility among the various bodies concerned, including the Ministry of Health, non-health government ministries and the private sector. The official terms of reference http://www.selleckchem.com/HIF.html for the committee include: advising on the technical specifications for vaccines; advising on the standards and regulations for prescribing, providing, transporting and storing vaccines, both in the public and private health sectors; advising on the documents

and types of data to be collected on adverse events; and taking measures to avoid preventable, adverse events. They also specify that the committee advise on the significance of epidemiological or clinical studies submitted in support of these vaccines at their registration and thereafter, recommending policies for regulating the use of these vaccines in the Sultanate. The scope of the committee’s activities extends to vaccines and immunization as well as to other infectious diseases. It addresses these issues within the parameters of the Terms of Reference. Within Bioactive Compound Library molecular weight the area of vaccines and immunization, the committee decides on the use of new vaccines,

most recently the seven-valent pneumococcal conjugate vaccine (PCV-7), the inactivated poliovirus vaccine (IPV) and the Haemophilus influenzae type b conjugate-hepatitis-B-DTwP (pentavalent) vaccine. It has also recommended vaccination schedules for these vaccines and has furthermore made recommendations on vaccines for high-risk groups, including targeted immunization against seasonal influenza, meningococcal meningitis and rubella. Different formulations for the pentavalent vaccine have been considered, as have vaccines extending beyond infant schedules to all vaccine-preventable diseases. Finally, the committee has made recommendations on specific vaccines, commissioning to outside experts impact studies on hepatitis-B vaccination as well as

cost-effectiveness studies on the rotavirus and PCV-7 vaccines. Minutes of committee meetings and a record during of their recommendations are summarized and publicized on a regular basis in a national newsletter distributed to all health sector professionals, including physicians, members of the Ministry of Health and university researchers. The meetings themselves are closed. Committee members are appointed for a period of 3 years by the Minister of Health and may be re-appointed thereafter for another 3 years maximum. These appointments are made on the basis of nominations given by the Director General for Health Affairs (DGHA), the Director of the Department of Communicable Disease Surveillance and Control (DCDSC), the Chair and other committee members. There are also four ex officio members on the committee. They participate in the discussions that lead to the required consensus.

A native of Danzig, he studied chemistry at the University of Kie

A native of Danzig, he studied chemistry at the University of Kiel and obtained his PhD in 1957 at the Max Planck Institute for Biochemistry in Munich, under Nobel laureate Adolf Butenandt, the discoverer of estrone and other female hormones. In the same year he moved to the Sloan Kettering Institute in New York City and almost immediately began a 40-year collaboration with the founder of this Journal, epidemiologist and cancer prevention pioneer Ernst Wynder, in a partnership that would prove to be one of the most durable and productive in cancer research. Wynder, who had already won widespread recognition

Dabrafenib cost as author of the first American study demonstrating the link between cigarette smoking and lung cancer (Wynder and Graham, 1950), understood that for all its strengths, the epidemiology of tobacco-related diseases required a strong biological

and mechanistic foundation as the basis for policy recommendations that could lead to prevention of cancer at the population level. Hoffmann provided the laboratory side of the dyad, elucidating the structure and carcinogenic potential of dozens of chemical compounds Gefitinib solubility dmso isolated from tobacco smoke in an approach that combined state-of-the art analytic chemistry with in vitro experimentation and in vivo bioassays. When Wynder left Memorial Sloan-Kettering in 1969 (Sloan-Kettering had merged with Memorial Hospital in 1960) to found the American Health Foundation (AHF), (Stellman, 2006a) Hoffmann came with him and eventually became Chief of the Division of Environmental Carcinogenesis as well as Associate Director at AHF’s Naylor Dana Institute for Disease Prevention

in Valhalla, NY, until its closing in 2004. He published over 300 papers in peer-reviewed journals, including 81 co-authored very with Wynder (Stellman, 2006b), and contributed his expertise to numerous other publications as editor or reviewer. He continued to work and publish after Wynder’s 1999 death; his most recent paper appeared in 2010 (Schwartz et al., 2010). His formidable accomplishments in the field of carcinogenesis include the discovery, with Stephen S. Hecht, of the presence and importance of an entire class of carcinogens—nitrosamines—in tobacco smoke, which they published in Science ( Hoffmann et al., 1974), and later on the identification of 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) as the pre-eminent tobacco-specific nitrosamine. ( Hecht et al., 1978). He published extensively on polycyclic aromatic hydrocarbons, starting with a 1961 publication with Wynder in Nature. ( Wynder and Hoffmann, 1961). He also studied the carcinogenicity of gasoline and diesel engine exhaust and numerous other environmental pollutants. His laboratory provided many researchers with opportunities to advance their careers.

The process of harmonising methodology, sample and data collectio

The process of harmonising methodology, sample and data collection, trans-isomer ic50 and the analysis of data will benefit from previous experiences in ADITEC and BIOVACSAFE

European projects, together with the NIAID-sponsored Systems Biology for Infectious Diseases Research Program. The working parties should agree on core recommendations and a strategic action plan to address these priorities. If funding for European Vaccine Research and Development Infrastructure materialises in 2015, a pilot phase will be launched for structuring global analyses of infectious diseases with high public health importance, such as AIDS, tuberculosis, malaria, and influenza. We would like to thank speakers at the Global Analyses Platforms Workshop: Sabin Bhuju, Carlos A. Guzman, find more Stefan H.E. Kaufmann, Helen Fletcher, David Lewis, Julie McElrath, Hans-Joachim Mollenkopf, Tom Ottenhoff, Steven Smith, Thomas Stempfl, Robert van den Berg, and Frank Verreck, without whom this manuscript could not have been written. We also thank the TRANSVAC consortium (www.transvac.org) as well as Regitze Thoegersen, TRANSVAC project leader, for her help in the organisation of the workshop and management of the project. The workshop was

supported by the EU FP7 project TRANSVAC (FP7-INFRASTRUCTURES-2008-228403). This work has received support from the EU/EFPIA Innovative Medicines Initiative Joint Undertaking ([BioVacSafe] grant n̊ [115308], the EU FP6 funded project EMVDA (LSHP-CT-2006-037506), and the EU FP7 funded projects NEWTBVAC (FP7-HEALTH-2009-241745), ADITEC (FP7-HEALTH-2011-280873) and EeURONEUT-41 (FP7-HEALTH-2007-201038). This publication reflects only the authors’ views and the European Union is not liable for any use that may be made of the information contained herein. Conflict of interest: None declared. “
“Mumps, a viral infection, can cause mild to severe symptoms or be asymptomatic. The most characteristic feature of the disease is parotitis and swelling of the salivary glands. The risk of severe symptoms and complications increases in adults [1]. Sequelae include meningitis (1–10%), encephalitis

(0–1%), oophoritis Chlormezanone (5% of female cases), orchitis (15–30% of male cases), pancreatitis (4%) and deafness (0.005%) [1] and [2]. Mumps basic reproduction number ranges from 4 to 10, which is lower than measles [3]. Based on 2004 WHO data, 38% of the countries/areas world wide use mumps vaccine in their national immunization programmes. Among these, 63% use a one dose schedule and 37% use a two-dose vaccination schedule [4]. The introduction of mumps vaccine led to a decrease in reported rates. In countries using two doses (e.g., Norway, Denmark, Finland), rates decreased to <1/100,000 population. Seroconversion rates for one dose of the Jeryl Lynn strain mumps vaccine, used in the vaccination schedule in Flanders in Belgium, ranges from 80 to 100% [5].

Overall survival was calculated from the date of leukapheresis to

Overall survival was calculated from the date of leukapheresis to death. Patients who did not die during the follow-up period were censored at the time of last follow-up. The Kaplan-Meier method was used to obtain estimates of median survival times and to generate survival selleck compound curves. IBM SPSS Statistics (SPSS version 20.0) software (SPSS, Inc.,

Chicago, Illinois, USA) was used for statistical analysis. Fourteen uveal melanoma patients with metastatic disease were enrolled in dendritic cell vaccination studies. Patient characteristics are shown in Table 1. The mean age was 52 years; 9 patients were men and 5 were women. One patient had metastases confined to extrahepatic locations. All other patients had liver metastases, of which the liver was the sole site of metastasis in 5 patients. Six patients had

received prior treatment for their metastatic disease, mostly consisting of surgery or dacarbazine (chemotherapy). Lactate dehydrogenase, (if elevated, a negative prognostic factor in metastatic uveal melanoma), was elevated at baseline in Selleck CHIR99021 3 of 14 patients. Median time between diagnosis of the primary tumor and metastatic disease was 20.4 months. Four patients had synchronous metastasis at presentation (Table 2). All tumors were confirmed histopathologically as uveal melanoma. Histopathologic examination results of the primary tumor were available in 9 patients who were treated with enucleation. Based on cell type, 8 primary tumors were classified as epithelioid or mixed and 1 as spindle. The median largest tumor diameter of the primary tumor was 13 mm. One tumor was located in the ciliary body (VI-DE3) and 11 were located in the choroid (2 unknown primary location in the ciliary body or choroid). In 12 of 14 patients, metastatic disease was confirmed by histopathologic analysis. All uveal melanoma

tumor cells tested, 6 primary tumors and 8 metastases, showed positive results for gp100 expression. Additionally, 11 Bay 11-7085 of 12 uveal melanoma tumor cells tested also expressed tyrosinase. Uveal melanomas of 11 patients were analyzed for chromosomal changes by using cytogenetic and FISH analyses and were classified for gain and loss in chromosome 3 (Table 1). Analyses were performed on primary tumors in 5 patients, on metastases in 4 patients, and on both in 2 patients. Not enough tumor material was available to analyze the remaining 3 patients. Clonal chromosomal abnormalities were present in 8 of 11 tumors tested. Seven tumors showed monosomy 3, 3 patients showed disomy, and 1 patient had a tumor showing hyperdiploidy of chromosome 3. No discrepancies were seen in the patients where both the primary tumor and a metastasis were tested. To test the capacity of the patients in this study to generate an immune response with vaccination, dendritic cells were loaded with a control antigen.

, 2005 and Makwana

, 2005 and Makwana Ferroptosis inhibitor et al., 2012). The latter, released from eosinophils, can damage the epithelium and expose underlying sensory nerves, increasing sensitivity to bronchoconstrictor stimuli like histamine (Homma et al., 2005). In the present study, lavage eosinophil numbers increased at 24 h, concomitant with the development of AHR. However, this relationship is not clear cut since the original Ova protocol used in this study (protocol 1) resulted in significant eosinophilia but with no AHR. Similarly, in other models and

humans, eosinophilia and AHR have been observed to be dissociated (Birrell et al., 2003 and Leckie et al., 2000). Cell counts can differ between lavage fluid and lung sections which could explain this result (Maestrelli et al., 1995). However, it was observed in this study that eosinophil numbers were moderately related between assessment methods, although tissue assessment seemed less likely to discern small changes. This suggests that the number of eosinophils may not

be important in AHR. It does not discount that some other factor such as eosinophil activation status could AG-14699 be more critical. The AHR observed in the present study can be assumed to be non-specific as previous studies with earlier version of our model have shown increases in sensitivity to a wide range of spasmogens (Spruntulis & Broadley, 1999). Allergen sensitisation begins with the uptake of antigen by antigen presenting cells (APCs) which process and present it to lymphocytes, which in turn undergo either apoptosis or activation (Hammad et al., 2010). Activation leads to the development of an allergic immune response. The extent of this response is dependent on the

sensitisation conditions. Increased immune stimulation during sensitisation results in increased lymphocyte priming and consequently stronger responses when the allergen is re-encountered. In the present study, cumulative modifications to the sensitisation conditions including increased number of injections, Ova concentration and Al(OH)3 concentration caused a progressive increase in total and eosinophil counts. Al(OH)3 enhances sensitisation to antigens via a variety of mechanisms including enhanced antigen uptake, T-cell proliferation, uric acid formation, inflammasome formation and promotion of Th2 ADP ribosylation factor type responses (Eisenbarth et al., 2002, Kool et al., 2008, Morefield et al., 2005 and Sokolovska et al., 2007). In accordance with this, increased Al(OH)3 concentration significantly increased lymphocyte influx and induced the development of a LAR, suggestive of enhanced sensitisation. Al(OH)3 produces these effects in a concentration-dependent manner, with an excess of free adjuvant required for increased immune stimulation (Majgaard Jensen & Koch, 1988). Allergen sensitisation takes several weeks to develop, involving the production of IgE and activation of lymphocytes.

Depression during pregnancy is more common among women with a his

Depression during pregnancy is more common among women with a history of depression or a family history of

depression, those in single motherhood or with more than three children, cigarette smokers, low income earners, teenagers, and those in unsupportive social situations (Dietz et al 2007, Yonkers et al 2009). The importance of prenatal intervention is highlighted by studies showing that depression is associated with increased risk of prenatal and perinatal complications (Jablensky et al 2005, Nakano et al 2004). For example, depressed women are more likely to deliver prematurely (Field, 2011) and they often have neonates who require intensive care for postnatal complications including growth retardation and bronchopulmonary dysplasia (Chung et al 2001). Furthermore, although pregnant women typically report significantly Ribociclib concentration lower rates of tobacco, alcohol, and cannabis use than before pregnancy (Hotham et al 2008), depression increases vulnerability to caffeine, nicotine, drug, and alcohol use in pregnant women (De see more Tychey et al 2005, Field et al 2009). Depression is also associated with failure to eat well and seek prenatal

care (Yonkers et al 2009). Prenatal interventions for depressed pregnant women have included antidepressants, psychotherapy, alternative therapies, and physical activity (Field et al 2009, Rethorst et al 2009). In recent years, accumulating evidence has supported the popular belief that physical activity is associated with psychological health in pregnant women. Resminostat Guidelines from the American College of Obstetricians and Gynecologists (Artal and O’Toole, 2003) recommend regular exercise for pregnant women, including those who are sedentary, for its

overall health benefits including improved psychological health. Physical activity during pregnancy appears to be beneficial to the maternal-foetal unit and may prevent the occurrence of maternal disorders, such as hypertension (Yeo et al 2000, Barakat et al 2009) and gestational diabetes (Dempsey et al 2004, Callaway et al 2010), as well as improving well-being and quality of life (Montoya Arizabaleta et al 2010). In addition, several studies over the last decade have reported that physical activity has few negative effects for many pregnant women (Alderman et al 1998, Artal and O’Toole, 2003, Barakat et al 2008, Barakat et al 2009). Pregnancy is a time of intense physical change and emotional upheaval in many women (Hueston and Kasik-Miller, 1998, Montoya Arizabaleta et al 2010). In addition to the obvious outward physical changes that accompany pregnancy, significant increases in mental health problems, including What is already known on this topic: Depression is common among pregnant women and is associated with increased risk of prenatal and perinatal complications.

In conclusion, GS-4774 was safe and well-tolerated in healthy sub

In conclusion, GS-4774 was safe and well-tolerated in healthy subjects with injection-site reactions being the most frequently reported adverse events. GS-4774 was immunogenic and both weekly and monthly regimens led to rigorous immune responses at all doses evaluated. Further evaluation of GS-4774 is ongoing in patients with chronic HBV infection. Claire Coeshott, David Apelian, and Timothy Rodell were involved in the conception and design of the study and on data acquisition, analysis, and interpretation. Anuj Gaggar, Gong Shen, G. Mani Subramanian, and John G. McHutchison participated in the analysis and interpretation of data. All authors critically reviewed draft versions of the manuscript

and approved the final version. The authors would like to thank the SNS-032 manufacturer subjects and staff who participated in the study as well as Dr. Mrinalini

Kala at the University of Arizona who performed PBMC isolation. The work was previously presented, in part, at The Liver Meeting® 2013: 64th Annual Meeting of the American Association for the Study of Liver Diseases, November 01–05, Washington, DC. Severina Moreira, PhD, from Niche Science and Technology (Richmond-Upon-Thames, London, United Kingdom) provided writing and editorial support during development of this manuscript; these services were paid for by Gilead Sciences, Inc. This study was funded by Gilead Sciences, Inc. Conflict of interest statement: Anuj Gaggar, Fulvestrant order Gong Shen, Mani Subramanian and John McHutchison are Gilead Sciences, Inc. employees. Claire Coeshott, David Apelian and Timothy Rodell are employees of GlobeImmune, Inc., the company that developed GS-4774 before it was licensed by Gilead Sciences, Inc. “
“African horse sickness virus (AHSV) is the causative agent of African horse sickness (AHS) which is lethal for up to 90% of

infected domestic horses [1]. AHSV infections science of zebras and donkeys are less severe and mostly cause mild clinical symptoms or an asymptomatic infection. These equids are carriers of AHSV, which is transmitted by Culicoides midges, in particular by C. imicola in endemic areas [1] and [2]. It is believed that the distribution of AHSV is associated with the presence of these competent vectors. Currently, AHSV is endemic in tropical and sub-Saharan Africa, but sporadic cases and short-term epidemics in North Africa and Middle-East have been reported in the mid-20th century. In 1987, an outbreak of AHSV-4 on the Iberian Peninsula, which was extended for a few years in Spain and spread to Portugal and Morocco indicating that AHSV had overwintered and spread by European Culicoides midges [1] and [3]. The serogroup AHSV within the genus Orbivirus of the Reoviridae family consists of nine serotypes (AHSV-1 – AHSV-9). The virus particle contains ten genome segments of double-stranded RNA (dsRNA) encoding seven structural proteins (VP1-VP7). Additionally, at least three non-structural proteins (NS1-NS3) are synthesized in virus infected cells.

3A,

each vaccination approach induced strong antibody res

3A,

each vaccination approach induced strong antibody responses against RABV G as expected since RABV G was present in each immunogen. Either a single dose or two doses of INAC-RV-HC50 http://www.selleckchem.com/products/bgj398-nvp-bgj398.html induced botulinum HC50-specific antibodies, and interestingly, combined administration with INAC-RV-GP resulted in a slightly stronger HC50-specific response (Fig. 3B). Finally, analysis of the GP-specific antibody response indicated that single or boosted immunization with INAC-RV-GP induced strong immunity as expected (Fig. 3C). Importantly, co-administration of INAC-RV-GP and INAC-RV-HC50 induced antibody levels that were nearly identical to INAC-RV-GP immunization. These results indicate that a potent multivalent response can be induced by this inactivated vaccination platform. Co-immunization with three antigens, RABV G, HC50, and ZEBOV GP resulted in no decrease in antibody response against each individual immunogen. There is a possibility that some members of the target population for an Ebola vaccine such as lab workers or first responders may be previously vaccinated with the currently approved RABV vaccine and thus have pre-existing immunity to RABV. This pre-existing immunity might interfere with induction of the EBOV GP-specific antibodies upon immunization with INAC-RV-GP.

Therefore, we sought to determine in the mouse model if prior vaccination with a RABV vaccine would inhibit the induction of GP-specific antibodies (Fig. 4). Groups of five mice

buy Linsitinib were immunized once on day and 0 with vehicle, 10 μg INAC-RV-HC50 or INAC-RV-GP. A fourth group was immunized with 10 μg inactivated INAC-RV-HC50 on day 0 followed by 10 μg inactivated INAC-RV-GP on day 28. Four weeks after immunization, serum from each group was assayed by ELISA against (A) RABV G, (B) HC50, and (C) EBOV GP. As expected, each vaccination approach induced strong antibody responses against RABV G (Fig. 4A) and vaccination with INAC-RV-HC50 or INAC-RV-HC50 followed by INAC-RV-GP induced potent HC50-specific antibodies (Fig. 4B). Interestingly, vaccination with INAC-RV-HC50 followed by INAC-RV-GP induced similar levels of GP-specific antibodies to vaccination with INAC-GP alone (Fig. 4C). These results indicate that immunization with INAC-RV-GP can induce GP-specific antibodies in the presence of pre-existing RABV immunity. The presence of a potent RABV G-specific antibody response at day 28 prior to immunization with INAC-RV-GP was confirmed (data not shown). Several vaccination strategies have been demonstrated to confer protection from Ebola hemorrhagic fever in macaques, including DNA vaccines, virus-like particles, or recombinant viruses expressing GP including adenovirus, vesicular stomatitis virus, or paramyxoviruses [2], [4], [5], [6], [7], [8], [24], [25], [26], [27] and [28].