modeling human exposure to air pollution

... Teratogenic Agents, Eleventh ed., Johns Hopkins University Press, Baltimore, MD U.S EPA (1980) Assessment of risks to human reproduction and to development of the human conceptus from exposure to ... and hair HUMANS Given to human subjects in the decades of the 1950s through the 1970s, aminopterin was associated with 20 cases of malformation and associated developmental toxicity due to unsuccessful ... ways of the human potential for developmental toxicity In this regard, of the approximately 44 recognized human teratogens, all have been corroborated in one or more species of laboratory animal...

Ngày tải lên: 12/08/2014, 00:21

... adaptation to other words and other words to ones in question is a matter of grammar and syntax, of how words go together to form a sentence The writer, basing on this theory, would like to discuss ... put together to make larger unit such as phrase, clause and sentence To understand their meaning, it is necessary to see how they function in context with other words Traditionally, it refers to ... is added the phrase for somebody to to make the sentence clearer Lets see the illustration: She went to a restaurant and ordered too much food for two people (to eat) [23:884] (Cụ y i ti mt nh...

Ngày tải lên: 11/12/2013, 23:53

... Delicious Tables offers to sell the tables to anyone who has the demand through an advertising on the radio Moreover, “an invitation to treat is an indication that someone is prepared to receive offers ... view to forming a binding contract” (BPP, p61, 2010) For example, if a KCC waiter deliveries a menu that including the price-list of different foods to customer, this is only an invitation to treat ... negotiations for a contract and amounted only to an invitation to treat Its purpose was simply to invite the making of a ‘formal application’, amounting to an offer, from the tenant.” (Elliott and...

Ngày tải lên: 17/03/2014, 23:10

... 591 30 Defense Against Toxin Weapons 603 31 Staphylococcal Enterotoxin B and Related Pyrogenic Toxins 621 32 Ricin Toxin 631 33 Botulinum Toxins 643 34 Trichothecene Mycotoxins 655 35 Medical ... primarily because the alleged attacks took place deep in Laos The victims took weeks to travel to Thailand to be examined, and outsiders could not enter Laos to examine the attack sites The Hmong ... carried the caduceus into battle to signify the neutral, humanitarian nature of their tasks, they have never been immune to the perils of war They have made the highest sacrifices to save the lives...

Ngày tải lên: 11/04/2014, 09:50

... osteo-articular causes of functional impairment Caregivers were selected from both outpatient clinics A standardized questionnaire was given to the caregiver population to exclude the following disease ... increasingly abnormal levels [11,12] In order to derive a composite score, each domain was weighted using a modeling equation, with total scores varying from (death) to (perfect health) [12] As a reference ... diseases in respect to their impact on QOL is relevant to health care organizations, both governmental and non-governmental, in regards to planning resource utilization When compared to the caregiver...

Ngày tải lên: 20/06/2014, 15:20

... brine prior to injection - Potash Corporation of Saskatchewan (PCS), Patience Lake, Canada Air Emissions Effects on air quality tend to be of a localized nature and are largely related to the generation ... Stockpiles are used at various points in the transportation chain to allow for delays Transport Storage and reclamation Air emissions Water contamination Noise The environmental impacts due to ... elevated to allow water to pass underneath In the event of failure, the pipes are double lined at the crossing, discharging to a containment pond at one end, while an automated monitoring system...

Ngày tải lên: 28/06/2014, 23:20

... brine prior to injection - Potash Corporation of Saskatchewan (PCS), Patience Lake, Canada Air Emissions Effects on air quality tend to be of a localized nature and are largely related to the generation ... Stockpiles are used at various points in the transportation chain to allow for delays Transport Storage and reclamation Air emissions Water contamination Noise The environmental impacts due to ... elevated to allow water to pass underneath In the event of failure, the pipes are double lined at the crossing, discharging to a containment pond at one end, while an automated monitoring system...

Ngày tải lên: 29/06/2014, 02:20

... load fluctuations An automatic switchover unit and a corresponding set point to the controller allow these devices to yield constant voltage or constant DC current According to DIN 41 772 there ... are necessary 13.3.1.2 Transistor Controlled Chargers Chargers with transistor series control are applicable for small loads as an economic alternative to thyristor controlled chargers (Figure ... connected parallel to the consumer To supply power to the consumer and battery, controlled chargers that fulfill the following criteria are mostly employed: The battery has to be charged State-of-charge...

Ngày tải lên: 05/07/2014, 07:20

... function of the next stage in treatment is to remove these particles In order to achieve this, small particles have to be encouraged to group together into larger particles by the addition of a ... considerably from site to site depending on such factors as the residence time, nature of the rock, and source of pollution Aquifers in limestone are much harder than those in sandstone Also, those ... indicator bacteria are killed fairly rapidly in the presence of chlorine of the same concentration as added to water supplies However, certain viruses and protozoan cysts such as Giardia or Cryptosporidium...

Ngày tải lên: 12/08/2014, 05:21

... Related to poor water management, water storage, operation of water points, and drainage Related to poor solid wastes management, water storage, operation of water points, and drainage Related to ... moderate to severe infection owing to water consumption and 400,000 to 27,000,000 (midpoint 7,100,000) cases of mild to moderate infection Despite the amount of analysis that went into this work, ... drinking water Related to the absence of nearby sources of safe water Related to poor water management, water storage, operation of water points, and drainage Related to poor water management...

Ngày tải lên: 12/08/2014, 05:21

... attachment to surfaces for survival, with sessile cells growing and dividing at nutrient concentrations too low to permit growth in the planktonic phase.14 The sessile mode of growth also seems to be ... confer a number of advantages not evident when compared to their planktonic counterparts The advantage of sessile growth as opposed to the planktonic state include • The expression of different genes ... species to species, there are a number of fundamental processes common to all sessile bacteria For example, all bacteria must • Attach to a substratum or other bacteria • Have the ability to utilise...

Ngày tải lên: 12/08/2014, 05:21

... environmental factors For a critical review of the structure and function of biofilms, readers are advised to consult the review by Costerton et al.38 This review draws together the historical and ... are owing to consumer demand in the warm summers Other factors known to affect water velocity include fire hydrants, pipe network design, breaks in pipes, or breaks in systems owing to pipe flushing.50 ... and cofactors, necessary chemicals for enzymes to function, are also required as well as these principal nutrients The availability of these nutrients is one of the main factors known to affect...

Ngày tải lên: 12/08/2014, 05:21

... monitoring of biofouling of materials to determine suitability in such systems and for disinfection efficacy testing which needs to be monitored Replicate analysis can also be ascertained to validate ... has to be replaced, the removed pipe can be used for analysis In other cases, pipe section removal is the only way to investigate biofouling when monitoring had not been thought of and no monitoring ... The most common laboratory method of analysis of surface-associated bacteria is to remove the bacteria, vortex to disperse the microorganisms, and then use plate count assays to asses the numbers...

Ngày tải lên: 12/08/2014, 05:21

... temperatures owing to loss of enzyme activity • Be able to overcome fluctuations in composition, concentration, and conditions of waters which are to be treated • Not be toxic to humans or domestic ... electrode To reduce corrosion, air is passed through a drying process and then into the ozone generator The generator consists of plates or a wire and tube with an electric potential of 15,000 to 20,000 ... that chlorination can lead to the formation of by-products that can be toxic or genotoxic to humans and animals has led to a quest for safer disinfectants This is particularly important because...

Ngày tải lên: 12/08/2014, 05:21

... phenotypic characterization [19] Gross pathology, histopathology and immunohistochemistry All kidneys were sectioned from the free margin to the hilus, to expose cortex, medulla, papillae and pelvis ... TBS +0.5% Triton-X100 0.6% H2O2 Ultra V Blocka TrisEGTAa Ultra vision ONE HRP Polymera DABa/6 X0931 Mouse antihuman CD79acy HM57 Dakocytomation, Denmark/ M7051 1:50c TBS +0.5% Triton-X100 0.6% ... Bethyl Laboratories, USA/ A100-100A 1:5000c TBS 0.6% H2O2 5% rabbit serumb Proteasec PAP-goatc DABa/6 I9140 Rabbit anti -human Lysozym Dakocytomation, Denmark/ A0099 1:200a TBS +0.5% Triton-X100 3%...

Ngày tải lên: 12/08/2014, 18:22

Ngày tải lên: 14/08/2014, 13:21

... respectively to 11%, 11 to 15%, to 9% and to 8% of the phenotypic variance Two minor QTL were characterized on SSC4 and SSC9, which explained to 7% of the variance Some QTL were found to have a ... maturation [8, 16] The second contributors to boar taint are indoles, especially 3-methyl indole or skatole Almost all the consumers are sensitive to skatole, which gives meat a faecal-like odour ... a pneumotoxin in several mammalian species including goats, cattle and man [52] but not in pigs No physiological function of skatole is known in pigs Pigs are not sensitive to skatole toxicity,...

Ngày tải lên: 14/08/2014, 13:22

... analysis tools Evaluation and decision making tools Idea creations tools Description Used to identify the cause of a problem Used to collect or analysis data Used to select the best choices or to evaluate ... 2.7.1.2 Tool Matrix In Nancy R Tague’s The Quality Toolbox (1995), she developed a Tool Matrix that classifies quality tools according to what the tools can offer It is quite similar to the categorization ... Implementation Tools, Seven Basic Quality Tools, and Seven New Management and Planning Tools Table 2.5: Classification of tools and techniques according to ASQ Categories Cause analysis tools Data...

Ngày tải lên: 11/09/2015, 09:11

... one-forms on M are the objects dual to vector fields More formally, a one-form on M is an assignment to each point p of M a covector ωp at p For each function f on M , the total differential (df )p of ... (M ) into Tf (p) (M ) defined as follows For each Xp ∈ Tp (M ), choose a curve x(t) in M such that Xp is the vector tangent to x(t) at p = x(t0 ) Then (f∗ )p (Xp ) is the vector tangent to the ... the vector tangent to x(t) at p = x(t0 ) and Yq is the vector tangent to y(t) at q = y(t0 ) Then (Xp , Yq ) ∈ Tp (M ) ⊕ Tq (N ) is identified with Z(p,q) ∈ T(p,q) (M × N ), which is the vector tangent...

Ngày tải lên: 30/09/2015, 14:16

Ngày tải lên: 12/05/2016, 17:22